A student was arrested Monday at 12:45 a.m. for assaulting her ex-boyfriend at Gila Residence Hall, 1009 E. North Campus Drive, reports stated.

The student's ex-boyfriend told police he was near her room visiting a friend, and she came out of her room upset and demanded he talk to her, reports stated.

He told police she pushed him in the chest as if to restrain him and keep him from leaving. He brushed her hands away and continued down the hall toward his room, reports stated.

The student continued to place herself in her ex-boyfriend's path and became more aggressive verbally and physically, reports stated.

By the time they reached his room at the other end of the hallway, she was grabbing him and pulling him to keep him from going in his room, reports stated.

He told police she was yelling, and at one point she grabbed the front of his sweatshirt at the neckline causing red marks around the front of his neck, reports stated.

He then went into a friend's room to get away from her and eventually made it back to his own room, reports stated.

Police spoke with the resident assistant on duty who said she witnessed the incident, and the female was the aggressor, reports stated.

The RA told police the woman pushed the man first and ran down the hall yelling, reports stated.

The female student told police she heard her ex in the lobby and attempted to speak to him. When he refused she pushed him, and in her anger, kicked a water fountain off the wall, reports stated.

She said she would pay for the fountain but did not understand why the police were there, reports stated.

The male student told police he wanted to press charges, reports stated.

The female student was placed under arrest for assault and criminal damage and booked into Pima County Jail, reports stated.

Police approached a student Tuesday night after he was seen urinating on the Main Gate building, 888 N. Euclid Ave., reports stated.

Police saw a woman standing alone on the curb facing away from the street and stopped to check if she was all right, reports stated.

As police pulled their car off the road they noticed a man around the corner of the building. The man appeared to be urinating on the building, reports stated.

Police saw a wet spot on the wall in front of the man, reports stated.

Police asked the student if he thought it was appropriate behavior and he said, "I've done it before," reports stated.

Police told the student they were going to document the incident and forward a copy to the dean of students who may wish to talk to him, reports stated.

An employee drove over the rear wheel of a mountain bike at the bike racks of the Flandrau Science Center and Planetarium, 1601 E. University Blvd., Monday morning, reports stated.

The employee told police she was backing up a mini hauler by the bike rack when her rear right tire ran over the rear wheel of the mountain bike, severely bending the wheel, reports stated.

There was no other damage to the bike or hauler, reports stated.

Police were unable to contact the owner of the bike, but left a business card with the case number on the bike, reports stated.

A student's digital camera was stolen from her basket mounted on her bicycle secured to the bike racks at Manzinita-Mohave Residence Hall, 10º10 N. Park Ave., sometime Monday morning, reports stated.

The student told police she arrived home from work and remembered her digital camera was in her bike basket, reports stated.

She unknowingly left it there overnight, and when she woke up for class she discovered it was gone, reports stated.

She told police the camera was inside a blood-red faux alligator-skin bag, reports stated.

Police have no suspects or witnesses.

An unknown person wrote on the tile in the men's locker room of the Student Union Memorial Center, 1303 E. University Blvd., sometime Tuesday, reports stated.

An employee told police that another employee reported graffiti on the bathroom stall in the men's locker room, reports stated.

The graffiti was written in pen and not of racist nature, reports stated.

The employee took police to the locker room, and the graffiti had already been cleaned off the tile, reports stated.

It is unknown what was written because the graffiti was cleaned before police arrived, reports stated.

Police have no suspects or witnesses.

Police Beat is compiled from official University of Arizona Police Department reports. A complete list of UAPD activity can be found daily at http://www.uapd.arizona.edu.