A container ship rammed into a major bridge in Baltimore early Tuesday, causing it to snap and plunge into the river below. Several vehicles fell into the chilly waters, and rescuers searched for survivors. It was also not clear what caused the cargo ship to crash into the Francis Scott Key Bridge long before the busy morning commute in what one official called a “developing mass casualty event” in a major American city just outside of Washington. Two people were rescued, and it was not clear how many more might be in the water. Read more: https://www.9news.com/article/news/nation-world/cargo-ship-baltimore-bridge-collapse/507-84daf3b8-83d7-4365-9968-388679d1ab8f More local videos here: https://bit.ly/2Pa0d1l Subscribe to NEXT: http://bit.ly/2eP1GwI Stay connected: 9NEWS Website: http://www.9news.com/ Facebook: https://www.facebook.com/ilike9news Twitter: https://twitter.com/9NEWS Instagram: https://www.instagram.com/9newsdenver/ Download the 9NEWS App: https://www.9news.com/appredirect/ Sign up for the 9NEWSLETTER: https://www.9news.com/email 9NEWS (KUSA) is located in Denver, Colorado.