PAA - Why Plains All American And MPLX Are Among The Best Buys In Midstream February, 06 2021 08:00 AM Plains All American Pipeline L.P. We love the midstream sector right now. PAA and MPLX are on our short list of favorites. We discuss three reasons we love them right now and also share some risks to keep in mind. For further details see: Why Plains All American And MPLX Are Among The Best Buys In Midstream