Colorado Springs police are looking for a man who sexually assaulted a woman at American the Beautiful Park Thursday night before being chased off by her dog, police said.

The woman told police she was approached from behind by a man who forced her to the ground and sexually assaulted her.

Police said that during the assault, the woman's dog, who was in her car nearby, came to the her rescue, chasing the man away and possibly biting him in the leg.