Pfizer weighs sale of Philly-area campus—where 2,000 once worked—as company mulls when and how to bring employees back April 28, 2021 Auto Bot News 0 Pfizer weighs sale of Philly-area campus—where 2,000 once worked—as company mulls when and how to bring employees back nhigginsdunn Wed, 04/28/2021 – 16:44