detectives? and sun and traffic. some 35 million travelers expected to hit the roads, the rails and the skies over the fourth of july weekend. and our plaza is also packed as we get set for a holiday concert from maroon 5 today, friday, july 2nd, 2010. captions paid for by nbc-universal television and good morning. welcome to today on a friday morning. welcome to the guys of maroon 5 as well as seen from overhead. i m matt lauer. and i m meredith vieira. we re playing their hit misery. you re hitting the roads. i m heading to the cape. i m heading for the roads. the rest of you stay home. we are worried about that. aaa expects 17.1% jump in holiday travel with the majority of those people driving to their holiday destination. what more on what you ll face, and you ll face a lot of taillights as you head out the door. also, what drove sunday schoolteacher melissa huckaby to kill 8-year-old sandra cantu. she is now serving a life sentence. this morning for the