Quake rattles Puerto Rico, Dominican Republic

An earthquake hasrattled Haiti's neighbouring nation, the Dominican Republic, as well as Puerto Rico.

The 5.6-magnitude quakeearly Saturdayshook buildings, but no damage or injuries were reported.

Tremors felt in Haitiearlier this week were identified as aftershocks of thepowerful quake that devastatedthe Caribbean country10 months ago, but the U.S. Geological Survey says this one wasn't related.

The 7.0-magnitude quake that struck Haiti on Jan. 12 killed nearly 300,000 people and left millions homeless.