Mexican court orders arrest of ex-Pemex boss pending graft trial

MEXICO CITY (Reuters) - A Mexican court ruled on Monday to allow the arrest of Emilio Lozoya, former chief executive of state-owned oil company Pemex, who is facing corruption charges, according to a court document dated Monday and seen by Reuters.The decision nullified an earlier ruling that suspended an arrest warrant against Lozoya issued last month. "The suspension that had been granted is null and void," the document said.Mexican authorities say the case centres on bribes paid in connection..