NEW : `` There could be others '' as search for flood victims goes on , governor says . The warning system intended to notify campers on federal land about potentially devastating weather will be re-examined in Arkansas and throughout the nation , U.S. Agriculture Secretary Tom Vilsack said Saturday . 19 dead , 1 missing after Arkansas flood . Debris piles hide bodies . Comment:
NEW : `` There could be others '' as search for flood victims goes on , governor says . 19 dead , 1 missing after Arkansas flood . Debris piles hide bodies . Comment: