A man with a distinctive white tag on the back of his pants was arrested after carjacking a man at a Detroit gas station and driving another person to a different carjacking scene in that stolen car, officials said.

STERLING HEIGHTS, Mich. - An off-duty police officer jogging at Dodge Park in Sterling Heights was one of two women who reported seeing a 29-year-old man exposing himself and masturbating while riding a bicycle on the trail, officials said. William Brown is accused of riding his bicycle around Dodge Park trail Aug. 1 while exposing himself and masturbating, police said. An off-duty police officer said she was jogging on the asphalt trail when she saw Brown with no grip on the handlebars. About a half-hour later, another woman saw Brown on his bicycle exposing himself and tried to go in a different direction, according to authorities. "Dodge Park is a beautiful place for families to go to; to enjoy the outdoors and recreation with their children.