After getting into a heated argument on a MUNI bus, two 19-year-old college students were stabbed after exiting the bus. The two boys, according to reports, were injured at Sixth Avenue and Geary Boulevard in the Richmond. The incident happened a little after 1 p.m., presumably after riding the 38-Geary. Both guys are at SF General Hospital being treated for non-life-threatening injuries. No arrests, as you've already guessed, have been made.