Jordan Spieth outshone by Dustin Johnson amid failing light at Open

• Trio, also including Hideki Matsuyama, will resume on Saturday morning
• US Open champion Spieth on level-par after 13 completed holesShortly before 6pm there was a changing of the guard at St Andrews, with Sir Nick Faldo waving his farewells to the Old Course galleries from the Swilcan Bridge on the 18th fairway while the threeball of Dustin Johnson, Jordan Spieth and Hideki Matsuyama were all lining up birdie putts on the 1st green. Related: Sunshine and rainbows salute Nick Faldo as the