DENVER (AP) -- While the focus of the Republican presidential campaign shifts eastward to the New York primary, Texas Sen. Ted Cruz is pivoting west, where he is quietly trying to chip away at Donald Trump's lead in the race for convention delegates.Cruz won six pledged delegates during a pair of obscure, congressional-level Colorado GOP assemblies on Saturday. He is also poised to make gains in several other western Republican contests, including a possible sweep of Colorado's remaining assemblies, due to conclude Saturday. Cruz's success in the complex delegate game is helping him counter... More...