NEW : BP official : No indication we do n't have well integrity . Comment: ` Well integrity '' testing proceeds past 24-hour mark . Pressure is still not at optimal level . The oil stopped gushing out Thursday afternoon , the first time BP has been able to gain control since the Deepwater Horizon rig exploded April 20 and triggered the catastrophe . Government tells BP to step up monitoring .
NEW : BP official : No indication we do n't have well integrity . Comment: ` Well integrity '' testing proceeds past 24-hour mark . Pressure is still not at optimal level . Government tells BP to step up monitoring .