Travis Decker remained at large and officials had shut down a large swath of a national forest to search for him.

Washinton police have been searching for Travis Decker, 32, since he did not return his three daughters to their mother May 30.

The search for Travis Decker has intensified as more than 100 officers, agents, and deputies continue to hunt for the ex-Army man accused of killing his three young daughters last week.The Chelan County Sheriff's Office reported that over 500 tips from the public have helped narrow the focus of the joint operation.