Two people are facing heroin trafficking charges after a Sunday night traffic stop in Bourne.

The Massachusetts State Police News Blog says a Chevy Equinox was pulled over on the southbound side of Route 28 at around 9 p.m. for motor vehicle violations.

During an investigation both the driver, identified as 19-year-old Summer Sargent of Hyannis, and the vehicle's passenger, identified as 20-Edwin Rivera of Mashpee, were found to be in possession of 72 grams of suspected heroin.

The two were arrested and arraigned Monday in Falmouth District Court.

In addition to a trafficking charge Sargent faces additional charges of OUI-Drugs, Negligent operation of a motor vehicle, Operating a motor vehicle with license suspended, Marked lanes violation, and Speeding.

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