By Marissa PerlmanThe video of the vicious attack near a T-Mobile store on Wabash Avenue has been shared millions of times online. Dennis took Knutson and Johnson to nearby Macy's to safety until the crowds cleared out and she could get them to the Central (1st) District police station. Since the attack, Knutson said detectives have come to the Maywood Airbnb where they are staying – and have apologized and made sure they are okay