By Ewan Murray Newcastle United fell to a disappointing 1-0 defeat to Luton Town on Saturday afternoon thanks to Andros Townsend’s header. Luton took a one-goal advantage into the first-half break, Townsend heading home at the far post from a corner. A dominant performance from the Hatters perhaps could have had them further in front, but Ross Barkley’s fierce strike smashed the crossbar and stayed out. Despite Newcastle’s best efforts, they couldn’t find an equaliser. The closest they came was Alexander Isak’s offside effort just after the hour mark, but ultimately the Hatters secured a memor…