By Julia Harte and Lucia Mutikani

-From battlefields in Afghanistan to a scenic home in the Pacific Northwest, Rahmanullah Lakanwal had followed a promising path before Wednesday, when U.S. authorities say he shottwo National Guard soldiers blocks from the White House.

Lakanwal, 29, drove across the country from his homein the state of Washington, said Jeanine Pirro, U.S. Attorney for Washington, D.C., at a news conference on Thursday. He lived in Bellingham, acoastal city near Canada's border, with his wife and five children.

Pirro said he ambushed the two National Guardsmen on Wednesday as they patrolled near the White House. Armed with a powerful handgun, a .357 Magnum, he shot one Guardsman who........

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