'Call 911': Woman says boyfriend's drink spiked at family restaurant

ROUND ROCK, Texas (KXAN) -- For Dimna Contreras, a night out with her boyfriend and another couple at a family restaurant changed everything.

She ordered a beer while her boyfriend ordered a margarita. It was their first drink of the night.

"He said you're going to need to drive, this margarita is hitting me, this must be a strong margarita," Contreras said.

Contreras didn't think much of it at that point, but then things spiraled.

"I could see that his behavior was different...