Donald Trump stole his anti-Clinton playbook from '90s Republicans. Big mistake.

Donald Trump has proven himself to be something of a political idiot savant. From what I can tell, he knows nothing about how the electoral system works or how to go about running a successful campaign -- let alone policy and governing -- yet he managed to beat all comers in the Republican nomination race. Perhaps that's more a commentary on them than on him, but now he's heading to the general election, confronting an experienced politician and looking for votes from a much more diverse elector...