Riot police fired tear gas at protesters in Bogota on Wednesday during an eighth day of nationwide anti-government demonstrations, after crowds attacked police stations in the capital overnight.
The Canadian government on Thursday promised to build two Arctic ice breakers and create hundreds of jobs in two politically influential provinces that will help decide an election considered likely this year.
Conservationists in Chile are reintroducing the rhea to its native Patagonia region, after the at-risk flightless bird was brought to near-extinction by illegal hunting.