Dad, pregnant mom & six kids huddle as tornado tears through neighborhood

HAYS COUNTY (KXAN) -- Thursday, May 12 was supposed to be a day of celebration for Aaron Snow's family. It's his wife's due date for their seventh child to be born. Then a tornado tore through their yard.

Shortly after 1 a.m., weather radar showed rotation just west of San Marcos and the Summer Mountain Ranch neighborhood. The National Weather Service has confirmed two tornadoes formed less than two miles apart in the same area.

"By the time the alert went off, it was 60 seconds...