from npr news in washington, i'm lakshimi singh.
anticipation is building in charlotte, north carolina where president obama delivers his acceptance speech tonight at the democratic national convention. but it won't be happening in 74,000-seat outdoor stadium because of chance of thundersrorms. organizers decided to stick with this smaller venue meaning thousands of people who hoped to see the president speech first-hand won't. in the conference call today, the president tried to cheer u
