The selection of Kaine, a self-described "boring" Virginian with a reputation for low-key competence, could appeal to independents and moderates, but it quickly angered liberal groups that object to his advocacy for an Asian free-trade pact.

The Catholic former Virginia governor and Richmond mayor fit Clinton's long-stated criteria that the vice presidential choice be a capable and reliable partner who is ready to take over the presidency if necessary. It is a decision that opted for an experienced governing partner who will help her present the Democratic ticket as a steady alternative to the unpredictable campaign of Republican presidential rival Donald Trump. ...