CAIRO- Egypt's Muslim Brotherhood said court verdicts in which former Islamist President Mohamed Morsi and others were sentenced to death on Tuesday were 'null and void'. The group also called for a 'popular uprising' on Friday in a statement on its Facebook page. 'The Brotherhood calls on the honorable among this nation to participate in a popular uprising next Friday against the death sentences, detentions, kidnappings, and forced disappearances,' the group said