Little Caesars warmed the hearts of the homeless when its 53-foot-long semi truck, known as the Love Kitchen, rolled into the Greater Richmond Interfaith Program’s (GRIP) parking lot on 165 22nd Street on Saturday to give away free slices of piping hot pepperoni pizza. Staff from nearby San Pablo, El Cerrito and Richmond Little Caesars franchises volunteered their time to serve 250 pizzas to those in need. It was the Love Kitchen’s first visit to the city of Richmond. “The…