2020 ACC/Big Ten Challenge schedule, picks: Predictions, odds as Duke-Illinois, UNC-Iowa headline on Tuesday | CBS Sports Headlines 2020 ACC/Big Ten Challenge schedule, picks: Predictions, odds as Duke-Illinois, UNC-Iowa headline on Tuesday There are plenty of intriguing matchups when two of the top conferences go head-to-head Tuesday and Wednesday ESN … Continue reading 2020 ACC/Big Ten Challenge schedule, picks: Predictions, odds as Duke-Illinois, UNC-Iowa headline on Tuesday