When there’s a good five hours or so before the pontiff arrives, a lot of tweeting happens. These are some great tweets from Sunday morning, the pope’s last day in Philadelphia and the U.S. He is expected to deliver Mass at 4 p.m. (EST).

Tracy Simmons is an award-winning journalist specializing in religion reporting and digital entrepreneurship. In her approximate 20 years on the religion beat, Simmons has tucked a notepad in her pocket and found some of her favorite stories aboard cargo ships in New Jersey, on a police chase in Albuquerque, in dusty Texas church bell towers, on the streets of New York and in tent cities in Haiti. Simmons has worked as a multimedia journalist for newspapers across New Mexico, Texas, Connecticut and Washington. She is the executive director of SpokaneFāVS.com, a digital journalism start-up covering religion news and commentary in Spokane, Washington. She also writes for The Spokesman-Review and national publications. She is a Scholarly Assistant Professor of Journalism at Washington State University.