Harbaugh joins the Giants 11 days after he was fired by the Baltimore Ravens. The Super Bowl champion is now tasked with turning around a beleaguered franchise.

A third round of retaliatory strikes by the U.S. in Syria has resulted in the death of an Al-Qaeda-affiliated leader, said U.S. Central Command.

The key question now is whether the Saudi-UAE rift settles back into business as usual or accelerates into a wider realignment, says Marc Lynch, professor of political science and international affairs at George Washington University.