Las Vegas, Nevada – Tourists fled Bellagio hotel and casino after a masked gunman opened fire during an armed robbery.

According to witnesses, at least 3 people entered a high end store; one suspect was photographed holding a gun while wearing a pig mask. Photos suggest the suspects attempted to rob the Rolex store inside of the Bellagio. One suspect is in custody.

According to Daily Mail:

Guests and tourists had to flee the hotel and head out to the strip amid report of the armed robbery.

Panicked people have tweeted their shock, with one woman saying she had to hide under a table.

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No one was injured, Las Vegas Metropolitan Police Department later confirmed. Parts of the casino property remain closed as authorities investigate.

Officers received a call about the incident at the Bellagio at 12:50 am, and has apprehended one suspect by 2:15 am, the Las Vegas Review-Journal reported.

One woman who was at the hotel when the robbery unfolded described the atmosphere as one of ‘mass panic’.

‘Everyone running. I’m currently ducked on the floor under a table,’ she wrote.

The store was closed when the armed robbers got in and all shots were fired inside, police said.

Some witnesses said the burglars used sledgehammers to break into the store, although police have not confirmed it so far.