UPDATE 1-Golf-Watney and Garcia set pace, ailing Woods three back (Reuters)

* Watney cards a 69 to share Barclays lead * American tied with Garcia who fires a 68 * Woods defies back pain to shoot a 69 (Updates at end of day) Aug 24 (Reuters) - Nick Watney and Sergio Garcia moved intoa tie for the lead in Friday's second round of the Barclaystournament in Farmingdale, New York as Tiger Woods battled backpain to lurk just three shots off the pace. American Watney fired a two-under-par 69 and Spaniard Garciaa 68 on the difficult, fast-running Bethpage Black layout to enda blustery afternoon at eight-under 134. ...