british prime mister vowing to fight the vote with everything she has got. >> a change of leadership in the conservative party now will put our country's future at risk and create uncertainty. a do leader wouldn't be in place by 21 january legal deadline so handing control of the brexit negotiations to mps and parliament. >> reporter: they are expected to vote in light of the brexit delay. if they lose the vote by a simple majority she will have to step down. if she wins, she cannot be challenged for at least a year. four debt and four injured when a gunman opened fire during mass in a church in brazil. this happened northwest and san paolo, authorities say the gunmen walked into a cathedral, sat in a pew and stood up and started shooting, then turned the gun on himself. authorities say with us a systems analyst with no criminal record. police are investigating.