He also said he had found it painful "to put youngsters in harm's way, " adding that he had an obligation to make sure lives had not been lost in vain.

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Mr. TRENT DUFFY (White House Deputy Press Secretary): We mourn the lives of all those who are lost in this conflict in defense of freedom, but we don't want those lives to be lost in vain.

NPR: Soldier's Mother Holds Vigil Near Bush Ranch

All we can hope and pray for is that he hasn't lost his life in vain.

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But his efforts were in vain as his side lost their last five wickets for 17 runs, with Sujeewa de Silva and off-spinner Thilan Samaraweera claiming four wickets apiece.

BBC: Clean sweep for Sri Lanka