Sen. Jeanne Shaheen (D-N.H.), center, stands with other officials during a service marking the 50th anniversary of the sinking of the USS Thresher, Saturday, April 6, 2013, at the high school in ... more 
Sen. Jeanne Shaheen (D-N.H.), center, stands with other officials during a service marking the 50th anniversary of the sinking of the USS Thresher, Saturday, April 6, 2013, at the high school in Portsmouth, N.H. (AP Photo/Michael Dwyer) less 
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Associated Press | Photo By Michael Dwyer
Sat, Apr 6, 2013 6:12 PM EDT