DENVER - Concern among members of the FBI’s Joint Terrorist Task Force has surfaced in Colorado. A semi-truck driving through the state on Thursday afternoon apparently triggered a nationwide alert going out to law enforcement agencies across the state Friday night. Only a few specifics of the alert were released. Apparently, it stems from what happened at a Sinclair gas station in Byers around 1:30 p.m. Thursday. Byers is about 40 miles east of Denver on I-70. Two men described as Middle Eastern in an 18-wheeler with a white tractor truck apparently tried to put unleaded gasoline into the truck....