A bomb scare has forced an evacuation of the UCLA campus in the US, where Manchester United and Real Madrid are camping for their pre-season training.

According to the LA Times, the incident took place at around 10 pm local time in Los Angeles, which was 6 am in the Nigeria, but neither team was present at the time.

At least three residence halls at the Westwood campus were evacuated, with students being ushered to the campuses Drake Stadium.

University of California police, Capt. Bob Leinweber, confirmed that no explosives were found after a recreation centre was searched with four bomb-detecting dogs.

“We’ve just about concluded the search and nothing found,” Leinweber said.

A UCLA spokesman confirmed that the evacuation was merely, “precautionary”.