By all accounts, Ted Cruz had a great day on Saturday, scoring surprise wins over Trump in Kansas and Maine (by fairly comfortable margins), tying him in Louisiana, and narrowly losing Kentucky. Cruz narrowly closed the delegate gap with Trump and just as importantly increased the space between himself and the other non-Trump candidates. Today, Ted Cruz needs to do three things in order to keep his momentum going, in no particular order. 1. Beat Marco Rubio (and John Kasich) in Michigan. Donald Trump is probably going to win Michigan. Cruz's strategy in Michigan is to beat two guys who...