Mountain View police are investigating a report of a sexual assault by multiple suspects on a young girl while she was intoxicated.

Police said the alleged assault occurred at Castro Park behind Miariano Castro Elementary School on the 500 block of Escuela Avenue as the victim, a 13-year-old girl, and the three suspects were drinking alcohol together. 

Detectives worked throughout the night and subsequently arrested two 17-year-old men and a 23-year-old old man named Mario Pinto from Sunnyvale for sexual assault, according to police.

The investigation is ongoing, and police said there are no other outstanding suspects. 

Anyone with any information about these suspects or crime is asked to call detective Nanez at 650-903-6356.