Lines of police in riot gear enter Columbia University campus
Subscribe to our channel: http://bit.ly/AJSubscribe Follow us on Twitter: https://twitter.com/AJEnglish Find us on Facebook: https://www.facebook.com/aljazeera Check our website: http://www.aljazeera.com/ Check out our Instagram page: https://www.instagram.com/aljazeeraenglish/ Download AJE Mobile App: https://aje.io/AJEMobile #aljazeeraenglish #BreakingNews #aljazeeralivenews #aljazeeraenglish #newsfeed #news #aljazeera #latestnews