Members of the railroad engineers union for New Jersey Transit went on strike at 12:01 a.m. today, crippling a system that around 350,000 people rely on, officials said. National President of the Brotherhood of Locomotive Engineers and Trainmen Mark Wallace joins Alex Witt to share more on what they are asking for. For more context and news coverage of the most important stories of our day click here: https://www.msnbc.com/ » Subscribe to MSNBC: https://www.youtube.com/msnbc » Subscribe to