FORSYTH, Georgia (41NBC/WMGT) — Interstate 75 southbound is closed between mile markers 183 and 181 following a crash involving six cars and two tractor-trailers, according to the Monroe County Sheriff’s Office. One of the tractor-trailers overturned, with entrapment reported. The sheriff’s office said the information is preliminary. As of 5:23 p.m. Monday, 511GA showed southbound delays stretching from Exit 186 at Juliette Road and Tift College…