The legalization of gay marriage in the US has sparked increased homophobia in Nigeria. Now fear is growing that Obama may bring up the issue during the Nigerian president's trip to the White House later this month.
Police officials in Nigeria say two car bombs killed at least 8 people in the capital, Abuja. The bombings marred celebrations in Nigeria marking 50 years of independence from Britain. Anchor Marco Werman gets details from the BBC's Komla Dumor in Abuja.
A boat carrying 500 African migrants, many from Eritrea, caught fire and sank near the Italian island of Lampedusa this week. More than 300 are dead or still missing. A BBC reporter tried to make the same journey a few years ago to find out what drives people to take such a risk.