Complex sentence: Jenner, now in a more casual outfit, passes breezily through the crowd and hands a Pepsi can to one of the police officers, as the photographer, looking riveted, snaps photographs of the interaction.
Split into simpler sentences: Jenner, now in a more casual outfit, passes breezily through the crowd and advances toward the police officers. She hands a Pepsi can to one of the police officers, as the photographer, looking riveted, snaps photographs of the interaction.