Two men were seen in a Texas yogurt shop just before four teenage girls were killed there in 1991, and some wonder whether identifying them will lead to answers in the unsolved case.

Could new information lead to answers in the brutal murder of four teenage girls in Austin, Texas, more than 30 years ago?

"48 Hours" can exclusively report there has been a huge break in the 1991 murders of four teenage girls in a Texas yogurt shop.

One of the four men who was initially convicted was sent to death row in the killing of four teenagers in a crime that haunted Austin for decades.

Two men were seen in a Texas yogurt shop just before four teenage girls were killed there in 1991, and some wonder whether identifying them will lead to answers in the unsolved…

The 1991 murder of four teenage girls in a Texas yogurt shop remains unsolved, but there's hope that advancing DNA technology will change that.