FINDLAY, Ohio, June 16, 2022 /PRNewswire/ — MPLX LP (NYSE: MPLX) will host a conference call on Tuesday, August 2, 2022, at 9:30 a.m. EDT to discuss 2022 second-quarter financial results. Interested parties may listen to the conference call by visiting MPLX’s website at www.mplx.com. A…