Niederhauser was the Nittany Lions' first portal commit from the current cycle.
Owusu was the first Lady Lion drafted since Maggie Lucas in 2014.
A Penn State student was arrested Saturday morning for the assault of another Penn State student in an East Halls dormitory.
Lambert-Smith was absent from the Nittany Lions' Blue-White Game despite being listed on the roster.
The shirt went on sale on Sunday, April 14.
Nickal has won all six of his fights by stoppage.