It all started when Ted Cruz reprised an attack on Donald Trump for donating to Democrats in the past. Though Cruz and Trump refrained from attacking one .
HANNITY 2/22/16 - SEAN HANNITY DONALD TRUMP INTERVIEW AT LAS VEGAS NEVADA RALLY VENUE Hours before the Nevada caucus, Donald Trump .
US elections 2016: Republican debate turns .

As we continually watch the Grand Old Party descend into madness, all we can really ask is, what will they do next?