The Islamic State claimed responsibility for the attacks on two packed churches holding Palm Sunday services. Christians in Egypt are a minority and have previously been the victims of attacks.
Police say the 39-year-old Uzbek national had been denied residency last year, but evaded authorities tasked with enforcing his deportation. He also expressed sympathy for the Islamic State.
There is backbiting and infighting in the Trump White House that's playing out like a season of House of Cards or Veep. But the president is facing real and difficult challenges at home and abroad.
As many as 200 civilians were reported killed in western Mosul, where a US-led coalition is fighting ISIS. It's not clear whether the rules of engagement have changed.
Secretary of State Rex Tillerson is hosting officials from 68 countries to discuss how best to take on ISIS. "As a coalition we are not in the business of nation-building or reconstruction," he said.
New York Times reporter Rukmini Callimachi was recently embedded with Iraqi troops fighting to liberate western Mosul from ISIS. She reports that the Islamic State looks "more fierce than ever."
The bombing, near a revered cemetery on the border of the old city of Damascus, appears to have targeted Shiite visitors from Iraq. There was no immediate claim of responsibility for the attack.
Members of the European Parliament voted to strip the French far-right presidential candidate of immunity from prosecution. She is being investigated for posting images of violence by members of ISIS.
John McCain, the chairman of the Senate Armed Services Committee, went to Syria last week to discuss the campaign for defeating militants from the Islamic State.