AURORA, Colo. All northbound lanes of I-225 were shut down at Iliff Ave. after a semi crashed on the highway Wednesday afternoon, according to the Aurora Police Department.The crash was reported at 3:15 p.m. by police in a social media post on X, formerly Twitter.Police said the closure required a hazmat clean-up crew, but provided no details about what may have spilled on the highway.There is no estimated time for the reopening of the northbound lanes of the highway.This is a developing story and will be updated once we learn more.