650 babies are born HIV positive every single day in sub-Saharan Africa. You can help change this number through your weekly mileage… no, really. TURN YOUR MILES (RED) is an eight-week campaign that empowers walkers, runners and fitness enthusiasts worldwide to make a collective contribution that will save lives and effect change. For each Nike+ Running mile pledged to (RED) on www.nike.com/onestep4red, Bank of America will donate 40 cents – up to $1 million – toward the…