Government and industry officials said that about half the 230 workers aboard the platform, 120 miles offshore, were sleeping when it exploded shortly after dusk.
What makes these darts deadly is that they cause the Parademons to explode shortly after impact.
The plane exploded on the runway in Cairo shortly after everyone had evacuated the aircraft.
The bomb exploded shortly after the officer left his home.
The bomb exploded shortly after the Queen had left.
The third bomb exploded shortly after the second one.
But the missile exploded shortly after it broke the surface.
The cube exploded over Earth shortly after that.
The entire crew of the Challenger was killed when the space shuttle exploded shortly after take-off.
The mine is deposited when the ball next touches something, and explodes shortly after.