Prosecutors charged a man Thursday in the deadly hit-and-run of a tow truck driver on Christmas Eve.Prosecutors said Christopher Sponholz hit and killed Hussain Farhat at Interstate 94 and Sawyer Road near Delafield in Waukesha County.Prosecutors said Sponholz, 39, told friends he thought he hit a deer. Witnesses say Sponholz was going roughly 80 mph when he didn't move over and hit the tow truck. Farhat was helping another driver on I-94.In court, prosecutors charged Sponholz with hit-and-run causing death. He turned himself in to the Waukesha County Sheriff's Office on Christmas Day after several of his family members saw on the news a crash involving a blue minivan, the complaint says.The court commissioner called Sponholz's actions reckless."There's an individual who went to work one night and didn't come home and won't come home. And they won't come home because, at least allegedly, you had thought you had hit a deer," Court Commissioner Daniel Rieck said to Sponholz. Prosecutors said an anonymous tip from the village of Wales from someone who saw his blue minivan, led investigators to Sponholz. Investigators went to the house and questioned his family before he turned himself in.

Prosecutors charged a man Thursday in the deadly hit-and-run of a tow truck driver on Christmas Eve.

Prosecutors said Christopher Sponholz hit and killed Hussain Farhat at Interstate 94 and Sawyer Road near Delafield in Waukesha County.

Prosecutors said Sponholz, 39, told friends he thought he hit a deer. Witnesses say Sponholz was going roughly 80 mph when he didn't move over and hit the tow truck.

Farhat was helping another driver on I-94.

In court, prosecutors charged Sponholz with hit-and-run causing death. He turned himself in to the Waukesha County Sheriff's Office on Christmas Day after several of his family members saw on the news a crash involving a blue minivan, the complaint says.

The court commissioner called Sponholz's actions reckless.

"There's an individual who went to work one night and didn't come home and won't come home. And they won't come home because, at least allegedly, you had thought you had hit a deer," Court Commissioner Daniel Rieck said to Sponholz.

Prosecutors said an anonymous tip from the village of Wales from someone who saw his blue minivan, led investigators to Sponholz.

Investigators went to the house and questioned his family before he turned himself in.