article_snippet.sent: It did not lead to the American aid worker's release, and his was inadvertently killed in an anti-terror strike in January, the White House announced Thursday.
article_snippet.sent: After the White House announced that Warren Weinstein had been accidentally killed in a January U.S. drone strike, the aide's first call was to Weinstein's daughters.
article_snippet.sent: Warren Weinstein killed .
highlights_snippet.sent: Weinstein, an American aid worker, was killed in a drone strike in January, the U.S. says .