MANASSAS, Va. (DC News Now) -- The Virginia State Police (VSP) is investigating after a driver was killed in a crash involving a tractor-trailer on I-66 Saturday. According to police, troopers responded to reports of a crash at 3:13 p.m. at the I-66 eastbound rest stop at the 49-mile marker in Manas sas. There, an investigation [...] ...read more read less