mark: neil mackinnon, global macro strategist at vtb capital. vonnie: the fed decide come our special programming as jerome powell makes his fomc news conference today. that starts at 1:00 eastern and 5:00 in london time. this is bloomberg. ♪ ♪ mark: live from london, i am mark barton with the european close minutes away. vonnie: live from new york city, i am vonnie quinn. shares of selfless airlines plunging, the worst days -- southwest airlines plunging after they survived titans for an important revenue data point. what is the data point? >> revenue per seat per mile, and a person -- important price gauge, it they are the biggest underperformer in the second-worst performer on the s&p 500 today. a gauge of their pricing power as they expected to be unchanged from a year ago and previously expected to rise 1%, 2%. the fact no guidance is a bad sign and they say it is because of the changes in the spring break travel schedule and fares and pressure of this is raising concerns about united planned to boost offerings of flights to passengers.