Lewiston (WGME) — A Maine woman suspected of trafficking heroin is under arrest in Boston.

33-year-old Jennifer Shaker of Lewiston was detained by transit police at the MBTA’s South Station bus terminal.

According to authorities, Shaker was found to be in the possession of over 20 grams of what is believed to be heroin and almost two grams of what is believed to be cocaine.

She allegedly had the controlled narcotics in her travel bag, which she left unattended in the buses’ bathroom.

When Shaker came to claim her bag she was placed into custody and taken to police headquarters for booking.

No word yet on any charges.