Dominic Patten, Ted Johnson It was superstar time at the Democratic National Convention tonight, and there were fireworks going off, in Delaware, Pennsylvania and the White House“The Democrats will roll out their biggest guns yet,” declared ABC News’ George Stephanopoulos as the broadcast networks went live at 10 PM ET before speeches by former President Barack Obama and Vice-Presidential nominee Senator Kamala Harris.“I know a predator when I see one,” former prosecutor Harris proclaimed in a