Hall will play at her fourth collegiate program.
Merkle became the second Lady Lion to find a new program this offseason.
Penn State has now swept Rutgers in back-to-back seasons.
After leading the Nittany Lions in kills on Friday night, Sean Harvey did the same in this one.
Several hundred rally attendees protested funding cuts to government agencies and actions by the Trump adminstration.
The Nittany Lions responded with a sweep after their unbeaten run at Rec Hall came to an end last week.