This continued investigation seems focused on a specific thread.

Santa Fe County Sheriff Adan Mendoza told NBC's “Today” show that investigators were trying to sort out conflicting stories about the doors. He said several doors were unlocked and a rear door was open, which allowed two dogs that survived to go in and out. He also said he thinks the front door was closed but unlocked.

Authorities said there were no obvious signs of foul play but the circumstances of their deaths warranted further investigation.

There's one reason Hackman's dazzling acting career stands out for sports fans: His unforgettable role as Norman Dale, coach of the feel-good, state champion Hickory Huskers from a tiny Indiana town.

Gene Hackman was a veteran actor in his 50s when 'Hoosiers' was released in 1986. Former Hickory Huskers and 'Hoosiers' producer remember Hackman

Hackman starred as Dale, a man who was given a second chance at coaching after his first one ended after striking one of his players years earlier. The tale follows the journey of the Hickory Huskers,