Dave O'Brien is an American sportscaster who currently broadcasts various events for ESPN television and Westwood One radio. The Quincy, Massachusetts native now joins Joe Castiglione on Boston Red Sox radio broadcasts. O'Brien has called play-by-play for ESPN since 2002, handling MLB, the NBA, college basketball, and soccer (including Major League Soccer's MLS Primetime Thursday and United States men's national soccer team telecasts). Wikipedia
The definitive Wikipedia entry for Dave O'Brien. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Dave_O%27Brien