In this task you will be given a question and a passage. You need to determine if the answer to the question is contained in the passage. If the answer can be found in the passage you should output 'True'. If the answer cannot be found in the passage you should output 'False'.

Passage: 'Navy command did not know of the ship's sinking until survivors were spotted three and a half days later. At 10: 25 on 2 August, a PV-1 Ventura flown by Lieutenant Wilbur 'Chuck' Gwinn and his copilot, Lieutenant Warren Colwell, spotted the men adrift while on a routine patrol flight. Gwinn immediately dropped a life raft and radio transmitter. All air and surface units capable of rescue operations were dispatched to the scene at once.'. Question: 'who rescued the survivors of the uss indianapolis'.
True