Transit Police report arresting a Dorchester man on charges he went up to a woman bending to pick up a baby stroller on a trolley, ground his pelvis into her and made a lewd comment.

Police charged Joseph George, 37, with indecent assault and battery for the incident, which happened on a trolley near North Station around noon on Sept. 12.

Police say the woman was traveling with three young children at the time.

After an investigation, police found George on Monday and placed him under arrest.

Innocent, etc.