0 Teens charged with gang recruitment at Osbourn Park High School (Manassas, VA): Posted by Randy Crank on December 16, 2016 at 10:43pm Three Manassas teens have been charged with gang recruitment at Osbourn Park High School. The investigation began last week after the school resource officer was tipped about recruitment activity involving the criminal street gang Mara Salvatrucha, commonly known as MS-13