Leak Hampers BP Effort to Shut Off Well and Halt Spill
coast guard
,
collection
,
condition
,
deepwater horizon
,
flow
,
gas
,
gulf
,
had been
,
leak
,
oil
,
pressure
,
relief
,
rig
,
robert gibbs
,
stopped
,
test
,
valves
,
weeks
,
white house
,
would be