The Donald Trump campaign is accusing the Sen. Ted Cruz campaign of staging a coordinated “attack” in Georgia that led to pro-Trump delegate candidates being challenged and deposed in every corner of the state, which Trump had won resoundingly in the primary. “Private backroom nominations committees producing ‘recommended’ slates, county delegations voting in blocs, floor motions made targeting our supporters,” Trump national delegate director Brian Jack claimed, in an exclusive interview with Breitbart News. “This is the machine politics we read about in school, not the grassroots activism our campaign encourages.” Trump supporters walked out of the district convention in...