The Philippines president called an emergency meeting of top officials on Thursday amid widening political tensions, a day after gunfire rang out at the Senate, where a lawmaker wanted by the International Criminal Court has been holed up, fearing his arrest.Senator Ronald dela Rosa, the former national police chief and chief enforcer of ex-President Rodrigo Duterte's bloody "war on drugs," is wanted for crimes against humanity, the same charges Duterte is accused of.Duterte is set to become