Daily Beast IllustrationLouisiana Gov.-elect Jeff Landry had barely finished giving his victory speech late Saturday night when his first political casualty had already been recorded.The two-term attorney general rolled to an unexpectedly easy first-primary victory with 52 percent of the votes in a crowded field of 15 candidates. He was already the presumed next governor, but most political observers thought he would at least be pushed into a runoff with Democrat Shawn Wilson. But Wilson, one of