What we know about the deadly Egyptian mosque attack so far

Tel Aviv, Israel, lit up its municipal building with Egypt's national colors in solidarity with the country after a deadly attack on a mosque in Egypt's north Sinai region. According to Egyptian state media, Islamic militants detonated bombs inside the al-Rawdah mosque and then sprayed gunfire on panicked worshippers as they tried to flee the building. At least 235 were killed and at least 109 injured.