USD review: Western Union

Quotes from Western Union:

- The elusive answer to 'when will the Fed hike interest rates?' has let some air out of the dollar's rally, putting it on course for its first down month against a currency basket in eight. 

- Markets have used the uncertain timing of a Fed rate hike to scale back dollar bullishness. 

- Although uncertainty has increased for the buck's short run prospects, it could quickly enjoy accelerated appreciation if big numbers next week revive optimism in a sooner rate hike by the Fed. U.S. inflation is due Monday followed by nonfarm payrolls on Friday.