Close Jackknifed tractor-trailer on SB I-270, 3 lanes closed WUSA 4:36 PM. EDT June 12, 2014 CONNECT TWEET LINKEDIN GOOGLE+ PINTEREST MARYLAND (WUSA9) -- Maryland State Troopers responded to a jackknifed tractor-trailer on the southbound lanes of I-270 just south of Montrose Road Thursday afternoon. According to authorities, there are currently three lanes closed. Updates to come. CONNECT TWEET LINKEDIN GOOGLE+ PINTEREST JOIN THE CONVERSATION To find out more about Facebook commenting please read the Conversation Guidelines and FAQs Leave a Comment TRENDING VIDEOS Woman hospitalized after one drink at Cancun resort Family claims Colonial Williamburg discriminated against son, files lawsuit #OffScriptOn9: WUSA9's Glenn Brenner lost battle to same cancer as Sen. McCain VA residents drink, bathe, brush teeth with bottled water after contamination concerns DC's #1 speed trap collects $20M in 2016 More sick after visiting Sterling Chipotle Family in shock after the murder of 17-year-old son in Laurel Linkin Park singer found dead Mom charged with murder in toddler's death Police training provides public understanding More Stories Report: White House Press Secretary Sean Spicer resigns Jul 21, 2017, 12:05 p.m. Joint Base Andrews helicopter makes precautionary… Jul 21, 2017, 10:21 a.m. 2 dead in Indian Head Hwy head-on crash Jul 21, 2017, 5:35 a.m.