(CNN)Queens of the Stone Age guitarist Josh Homme has apologized after kicking a female photographer's camera during a concert, leaving her bruised and in tears. Celebrity photographer Chelsea Lauren posted a video to her Instagram account showing Homme kicking her camera into her face mid-song at a performance in Los Angeles on Saturday night. Lauren said in her post. I'm truly sorry and I hope you're okay," he said in a video posted to various Queens of the Stone Age social media accounts. Lauren had maintained the kick wasn't an accident, adding "assault in any form is not okay."