ABC News’ Alex Perez is in Chicago where heat has forced schools to change schedules and cancel in-person classes. WATCH the ABC News Live Stream Here: youtube.com/watch?v=w_Ma8oQLmSM SUBSCRIBE to ABC NEWS: bit.ly/2vZb6yP Watch More on abcnews.go.com LIKE ABC News on FACEBOOK facebook.com/abcnews FOLLOW ABC News on TWITTER: twitter.com/abc #ABCNLUpdate #Chicago #Heatwave #virtuallearning #Learnfromhome #remotelearning #ABCNewsLive