Crime Alert, I'm Nancy Grace, breaking crime news now.

Michael Mimony riding in the Pacific Coast Highway bicycle lane when Van Roy Smith crashes

into him from behind.

Smith 39 then gets out of the vehicle and stabs Mimony repeatedly.

Crime Alert is John Lemley.

Nancy bystanders had to pull Smith off of the injured biker and restrain him until police

arrived.

Authorities are unsure of the motive behind this brutal attack, but witnesses described

hearing Smith muttering about white privilege before stabbing Mimony.

Smith's ex-wife told police she was afraid of Smith as his behavior became more erratic

during a custody battle over their twin daughters.

Mimony dies of his injuries.

California cops recover a knife and a BB gun when they arrest Smith on use of a deadly

weapon and murder.

For D-professor Sergei Marciaret, reported for approaching women offering money in exchange

for sex.

Indiana police look into the reports and identify multiple victims, also learning the

award-winning author is dealing meth on campus.

Marciaret became a professor at the university in 2014, teaching aeronautical and astronautical

engineering.

Nancy Marciaret was placed on leave and barred from campus following his eventual arrest.

A plain close police officer made contact with Maseret to gather evidence before pulling

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