What you need to know about COVID-19 in Alberta on Tuesday, August 11

The latest:

• Five more people died of COVID-19 in Alberta over the weekend, and 257 more people tested positive.
• The province identified 108 new cases on Friday, 101 on Saturday and 48 on Sunday, bringing the total cases to 1,090.
• There are 66 people in hospital, 14 of whom are in intensive care.
• Alberta will switch from its provincial COVID-19 notification app to the national app.
• Some southern Alberta First Nations will adopt different strategies for going back to schoolthan the rest of the province.
• The Alberta government has awarded $4.2 million in contracts to Old Navy and IFRWorkwearto make masks for students in the province.
• Alberta Health Services is looking to the private sector to double its testing capacity and handle asymptomatic testing ahead of September.
• Learn about where you need to wear a mask around the province.
• Walmart will require masks in all its Canadian stores starting Wednesday.

What you need to know today in Alberta:

Dr. Deena Hinshaw, Alberta's chief medical officer of health, said Monday that the varying daily new case numbers should not be a reason for complacency.

"There is some irony in the fact that my cautious optimism last week was followed by three days with new case counts over 100. It is a reminder that COVID continues to be with us and we cannot turn our backs on this virus."

A massive backlog of cattle in the Alberta beef industry brought on by the pandemic is now easing, as large meat processorshave ramped up production topre-pandemic levels.

Face masks have been mandatory in all indoor spaces in Edmonton since Aug. 1, but aprogram brought forward by the City of Edmonton this past weekend provides exemptions to those who are unable to wear a mask due to physical or health conditions.

Edmontonians can go to any recreation centre in the city and can get an orange card that states, "I cannot wear a mask or face covering" in bold white letters. The card allows them to walk in malls, grocery stores and other indoor spaces mask-free.

While most students across Alberta will return to school in person this fall, some southern Alberta First Nations will adopt a separate scenario becauseschools on reserves are a federal responsibility, Alberta Education says.

At the Stoney NakodaFirst Nation,students will return to school under what's being called Scenario 2 partial resumption of in-school classes with some distance learning.

The Kainai Nation located in southern Alberta, with a 2015 population of12,800 says it's too risky to send kids back to school full-time and has created its own hybrid scenario. Studentswill be split into two cohorts, one of which will attend school all day on Mondays and Wednesdays while the other will attend Tuesdays and Thursdays.

TheTsuut'ina Nation said in a release in late July that it will not be pursuing Scenario 1, but that it is reviewing Scenario 2.

Last week, the Alberta government announced that maskswill be mandatory for all school staff and most Alberta students when they return to school in September.

Students from Grades 4 through 12 will be required to wear masks in all public spaces and can choose to wear them while seated in the class. Masks will be optional for younger students.

Education Minister Adriana LaGrange said in an emailed statement Saturday that "some have recently questioned the ability" of the provincial government to purchase the needed number of masks in time, adding that the government approached "experienced, established vendors" to ensure the masks would arrive before classes resume.

Alberta has placed two ordersfor 1.7 million masks, valued at a total of $4.2 million, with Old Navy andIFR Workwear.

CBCNews hascurated a list of towns and cities in theprovince, outlining theirpolicies on masks. We'll try to keepitupdatedregularly.

Here's a regional breakdown of active casesacross the province as of Monday.

• Calgary zone: 365cases (17 in hospital, 1 in ICU).
• Edmonton zone: 388 cases (26 in hospital, 7 in ICU).
• Central zone: 157 cases ( 11 in hospital, none in ICU).
• North zone: 116cases ( 5 in hospital, 2 in ICU).
• South zone: 61 cases (7 in hospital, 4 in ICU).
• Unknown: 3 cases

• Find out which neighbourhoods or communities have the most cases, how hard people of different ages have been hit, the ages of people in hospital, how Alberta compares to other provinces and more in: Here are the latest COVID-19 statistics for Alberta and what they mean

What you need to know today in Canada:

As of 5:30 a.m. ET on Tuesday,Canada had 120,132 confirmed and presumptive coronavirus cases. Provinces and territories listed 106,355 of those as recovered or resolved. ACBC News tallyof deaths based on provincial reports, regional health information and CBC's reporting stood at 9,025.

A federalministerial order issued Fridaycloses a loophole that may have made it easier for some airline passengers to avoid face coverings. Passengers who are unable to wear a face mask due to a medical condition must now present an official doctor'snote stating that they are exempt from the rule, or they will be denied boarding.

Canada's economy added 419,000 jobs in July and the jobless rate dropped to 10.9 per cent, according to Statistics Canada.

However, it reported that this still leaves Canada's economy with 1.3 million fewer jobs than it had in February, before widespread lockdowns to limit the spread of COVID-19 began.

Mark Carney the former governor of the Bank of Canada and the Bank of England has been acting as an informal adviser to Prime Minister Justin Trudeau on the federal government's response to the COVID-19 pandemic.

National figures on house prices from the Canadian Real Estate Association are out next Monday, and even while rental properties face a glut, sales and prices for homes in Vancouver and Toronto areboth up sharply.

In Toronto, real estate board figures show detached home prices in Julyrose more than 25 per centyear over year increases similar to the biggest boom years, from 2010to the spring of 2017, of what many described then as a growing real estate bubble.

Thirty-five people tested positive for COVID-19 in Manitoba as of Sunday, bringing the total number ofactive cases in the province to 182 the highest since the beginning of the pandemic.

The Ontario government has cleared Windsor-Essex the last region in Ontario that was still in Stage 2to move into Stage 3 of reopening on Wednesday.

Ontario reported its sixth-straight day of fewer than 100 new cases of COVID-19 last week, with 70 new cases reported Saturday and one new death.

The province has seen nearly 40,000 cases of the virus and 2,784 deaths. Hospitalizations and ICU admissions also continue to decline in the province.

Self-assessment and supports:

Alberta Health Services has an online self-assessment tool that you can use to determine if you have symptoms of COVID-19, but testing is open to anyone, even without symptoms.

The province says Albertans who have returned to Canada from other countries must self-isolate. Unless your situation is critical and requires a call to 911, Albertans are advised to call Health Link at 811 before visiting a physician, hospital or other health-care facility.

If you have symptoms, even mild, you are to self-isolate for at least 10 days from the onset of symptoms, until the symptoms have disappeared.

You can find Alberta Health Services' latest coronavirus updates here.

The province also operates a confidential mental health support line at 1-877-303-2642 and addiction help line at 1-866-332-2322, both available 24 hours a day.

Online resources are available for advice on handling stressful situations and ways to talk with children.

There is a 24-hour family violence information line at 310-1818 to get anonymous help in more than 170 languages, and Alberta's One Line for Sexual Violence is available at 1-866-403-8000, from 9 a.m. to 9 p.m.