Travel chaos along the east coast after part of one of the nation's busiest interstates collapsed in Philadelphia. A section of I-95 buckled after a tanker truck erupted in flames underneath the highway on Sunday morning. It's expected to take months to repair, impacting traffic up and down the mid-Atlantic at the start of the busy summer travel season. ABC's Lindsay Watts has the latest. Subscribe: https://www.youtube.com/user/WVECTV/?... Download the 13News Now App: http://bit.ly/13NewsNowApp Check out our website: https://www.13newsnow.com/ Like us on Facebook: / 13newsnow Follow us on Twitter: / 13newsnow Follow us on Instagram: / 13newsnow