Megacap stocks such as Apple Inc AAPL.O and Tesla TSLA.O rose about 1% in premarket trading. The Fed's commitment to reining in 40-year-high inflation is "unconditional," Chair Jerome Powell told lawmakers on Thursday, a day after saying it was not trying to provoke a recession but that was "certainly a possibility." FedEx Corp FDX.N rose 3.4% after the parcel delivery company issued a stronger-than-expected full-year profit forecast despite softening global demand for shipping.