valle valley. >> number six, trump versus the federal reserve. in 2017, president trump praised his pick for fed chief. >> he's strong, he's committed, he's smart. >> well, that didn't last long. the president breaking precedent by repeatedly criticizing jerome powell for raising interest rates. >> the fed is out of control. >> i'm not happy with what he's doing. >> we have much more of a fed problem than we have a problem with anyone else. >> historically, presidents always avoid confronting the central bank. it's supposed to operate independently from political influence. so president trump's attacks may have unintended consequences. if the fed suddenly slows the pace of rate hikes, that could raise concern it's bowing to political pressure. or the president could do exactly the opposite of what he intended. the fed may feel it has to raise rates to show it's not