Trucker arrested in fiery Colorado pileup that killed four

The crash turned a stretch of Interstate 70, a major east-west highway, into a raging inferno on Thursday that involved at least 28 vehicles and may have damaged the road surface and an overpass, authorities said.Lakewood, Colorado police said they arrested Rogel Lazaro Aguilera-Mederos, 23, after he lost control of his tractor-trailer truck and started a chain-reaction during the late afternoon rush hour."At that time of day we all know that I-70 can be very jammed," police spokesman Ty Country