large crowd of people gathered under a large, covered structure

large crowd of people gathered under a large, covered structure. Many attendees are recording the event on their cell phones, while others are standing and cheering as people onstage are introduced. These individuals are wearing business casual attire and are shaking hands and posing for photographs. The crowd is a diverse mix of people wearing casual clothing and accessories, such as hats and T-shirts, some of which display political slogans. The roof structure above is composed of a grid of metal beams and lighting fixtures.