There's a myth among establishment Republicans that Senator Ted Cruz, as Donald Trump put it, "can't get anything done" because the Capitol Hill Republican establishment won't work with him. But the record, especially on issues that unite the old Reagan coalition of economic conservatives, cultural conservatives and national defense conservatives shows that claim isn't a myth - it's a lie. You'd be hard pressed to find a more establishment Republican than Rep. Mario Diaz-Balart (FL-25), who represents a huge district in Florida that runs from the western suburbs of Miami and Hialeah, across the Florida Everglades and then north to the farming community of...