Pearl Jam bassist mugged at Atlanta studio

ATLANTA -- Pearl Jam bassist Jeff Ament is recovering from a violent robbery.

Rolling Stone reports Ament and an employee of the band were attacked by three assailants with knives as they approached a studio in Atlanta on April 27th.

The police report says the assailants smashed a car window, grabbed a Blackberry and demanded more money. The report says $3,000 in cash and $4,320 in goods were stolen.

Ament was knocked to the ground and suffered a head wound. He was treated by emergency personnel. A surveillance camera caught the incident but no arrests have been made.