PHILADELPHIA (CBS) – Four Overbrook High School students were shot Wednesday morning shortly after dismissing for the Thanksgiving break.Police said it happened outside The Beauty Lounge at 60th and Oxford Streets, just after 11:30 a.m.Police say a number of students were standing outside the beauty salon when a silver Hyundai SUV drove up and someone inside the vehicle started firing shots at the group.In the past two weeks, we have seen the relentless impact of this crisis across the nation, with deadly mass shootings at UVA, at Club Q in Colorado Springs, and at a Chesapeake, VA Walmart.Today, students leaving Overbrook High School, ready for time off from school with their loved ones, had their lives upended by the devastation wrought by gun violence.The football game between Overbrook and West Philadelphia scheduled for Thursday has been canceled out of an abundance of caution due to the shooting, the School District of Philadelphia said."