House Speaker John A. Boehner on Thursday demanded that President Obama explain why his administration has struggled to handle the terrorist attack on the U.S. Consulate in Benghazi, Libya, in a move that could raise the political peril to the White House. In a letter to Mr. Obama, the Republican speaker demanded that the president answer five questions including why his administration turned down requests for more security at the diplomatic post, and why the White House didn’t do a better job of acknowledging it as a terrorist attack until well after the fact. “Our country will not be able...