Unrest around North Africa spurs reinforcements
                                
                                
                                    (Newser) -
                                    US Marines are en route to Libya to reinforce security at the American consulate in Benghazi, reports  CNN , following last night's slaying of  US ambassador Chris Stevens . The team of 50 Marines, known as the Fleet Antiterrorism Security Team, specializes in protecting embassies, reports  the AP , although experts point...