ATLANTIC OCEAN - Master Chief Petty Officer Karl Brobst, a reservist in the response department at Coast Guard Sector Delaware Bay in Philadelphia, explains how to read the sonar display unit to Petty Officer 2nd Class Ted Sage, a crewmember of the Coast Guard Cutter William Tate, homeported in Philadelphia, and Lt. Trevor Blount, a member of the response department at Sector Delaware Bay, aboard the Coast Guard Cutter Finback, homeported in Cape May, N.J., Feb. 23, 2011. The side scan sonar device is being used to locate the wreckage of a fishing boat that sank off the coast of Cape May. U.S. Coast Guard photo by Petty Officer 3rd Class Jonathan Lindberg.
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