An arrest warrant has been issued in relation to a teenage girl who was sexually assaulted twice in downtown Toronto.

Police said a 16-year-old girl was in the McGill Parkette near Gerrard and Yonge Sts. when she was approached by a man who sexually assaulted her before fleeing on Wednesday.

The next day, the girl was in the parkette around 5 a.m. when the same man returned, sexually assaulted her again and then fled.

On Saturday, Toronto police issued an arrest warrant for Andrew Martin Morris, 26, of Toronto.

He is described as six-foot-one, bald with a slim build. He was last seen wearing a black hooded sweatshirt with a blue logo, black pants, burgundy shoes and carrying a brown satchel.

Anyone with information is asked to contact police at 416-808-7474 or Crime Stoppers anonymously at 416-222-TIPS (8477).