WATCH LIVE: Romney gives 'prebuttal' to Obama's September DNC speech

Presumptive Republican presidential nominee Mitt Romney on Wednesday will deliver what he calls a "prebuttal" to an acceptance speech that President Barack Obama will give at the Democratic National Convention in September.

The event was scheduled to begin at 3:30 p.m. ET.

Watch this live video from CNN, broadcast April 18, 2012.

Photo: Flickr/davelawrence8