GBP/USD lower

GBP/USD is trading at 1.5552, down 0.0059. The pair is trading choppy just above the lows of the session. Market talk about U.S. economic data continues non stop. Chatter about U.K. GDP data due out on Tuesday morning is just beginning. June U.K. retail sales reported earlier today came out up 4 % year over year and down 0.2 % month over month versus May's up 0.3 %