At least 22 people have died in Central America as Tropical Storm Nate dumped heavy rain across the region.

Nicaraguan leader Daniel Ortega has been re-elected, setting the stage for his third consecutive term - but this time accompanied by his wife as vice president.

Outside experts have raised doubts about whether a loud boom and a gaping crater found in Nicaragua last weekend were caused by a meteorite, as the government has claimed.

A mysterious boom heard in the Nicaraguan capital Managua was made by a meteorite that left a crater in a wooded area near the airport.