BRIEF-Marathon Petroleum sees lower Q2 throughput of 1,875 MBD By: Reuters: Company News April 28, 2016 at 10:20 AM EDT * Sees Q2 2016 total throughput of 1,875 MBD, slightly down from the 1,951 MBD in Q2 2015 - conf call Read More >> Related Stocks: Marathon Petroleum Mplx LP