Brown allegedly lashed out at a party
The alleged incident is reported to have taken place at the Palms Hotel in Vegas where Brown was partying into the early hours.
Guest Liziana Gutierrez says she snuck her phone into the event and tried to take a photo of the musician.
The singer faced a six year probationary sentence after assaulting former girlfriend Rhianna
Brown then allegedly lashed out, yelling at Gutierrez before striking her in the face.
The singer was freed from his probation sentence just last year after assaulting his former girlfriend Rhianna six years prior.
The alleged incident took place after Liziana Gutierrez took a photo of the singer on her phone
Las Vegas police confirmed that they are investigating an allegation of battery against the singer.
Lt. Jeff Goodwin said authorities received a call shortly before 10:30 a.m. on Saturday about the alleged incident at the Palms Casino Resort.