Buhari made history in 2015 when he became the first opposition candidate in Nigeria's modern era to defeat a sitting president at the polls, unseating Goodluck Jonathan in what was widely praised as the country's most credible election.
The United Nations has temporarily paused all operations in Yemen's Saada region after Houthi authorities detained eight more of its staff, highlighting serious security concerns.
"I walked to the main Post Office and asked a gentleman at the counter why all the boxes were gone. He called a supervisor, who told me that because of the number of thefts in Brooklyn Heights, USPS is replacing them with more secure mailboxes."