SAN FRANCISCO (MarketWatch) -- BP PLC temporarily suspended siphoning operations on its blown Gulf of Mexico oil well Tuesday after a drill ship collecting the oil apparently was hit by lightning, the company said.

A small fire broke out on the top of the derrick on the drill ship Discoverer Enterprise about 9:30 a.m. Central time, according to BP BP, -1.18% . It was quickly extinguished and there were no injuries.