A former California senator was assaulted and robbed in Oakland on Monday, according to a message on her personal Twitter account. The attack, on former Democratic Sen. Barbara Boxer, happened in the Jack London Square neighborhood, the post by her Twitter account reads, noting that she didn’t sustain any injuries in the attack. “Earlier today former Senator Barbara Boxer was assaulted in the Jack London Square neighborhood of Oakland. The assailant pushed her in the back, stole her cell phone and jumped in a waiting car,” according to the tweet. “She is thankful that she was not seriously injured.” The Oakland Police Department confirmed the robbery while responding to multiple media inquiries, explaining that a suspect fled the scene in a waiting vehicle. Boxer told KPIX-5 she doesn’t believe the suspect knew her and described him as a male around the age of 18. “He pushed me very hard… and before …