ArabianOilandGas.comBP robots hit snag while sawing pipe- Coast GuardReutersHOUSTON June 2 (Reuters) - BP Plc (BP.L) has hit a snag in its attempt to saw through a riser pipe in a risky operation to funnel leaking oil from a blown-out Gulf of Mexico well to the surface, the top US official overseeing the cleanup effort said on ...Well flow won't rise until cut is made-US Coast GuardReutersall 157 news articles »