![Non Skating Officials (NSOs) manage a roller derby penalty box where penalised skaters have to wait off track to serve out there penalty Stock Photo - Alamy Non Skating Officials (NSOs) manage a roller derby penalty box where penalised skaters have to wait off track to serve out there penalty Stock Photo - Alamy](https://c8.alamy.com/comp/2PHXB8T/non-skating-officials-nsos-manage-a-roller-derby-penalty-box-where-penalised-skaters-have-to-wait-off-track-to-serve-out-there-penalty-2PHXB8T.jpg)
Non Skating Officials (NSOs) manage a roller derby penalty box where penalised skaters have to wait off track to serve out there penalty Stock Photo - Alamy
AHEAD OF THE PACK: Air Force Reservist is roller derby jammer > Joint Base Elmendorf-Richardson > Articles
![Roller derby bout with a backward facing blocker whilst the jammer passes in front of the penalty box Stock Photo - Alamy Roller derby bout with a backward facing blocker whilst the jammer passes in front of the penalty box Stock Photo - Alamy](https://c8.alamy.com/comp/CW2542/roller-derby-bout-with-a-backward-facing-blocker-whilst-the-jammer-CW2542.jpg)
Roller derby bout with a backward facing blocker whilst the jammer passes in front of the penalty box Stock Photo - Alamy
![Non Skating Officials (NSOs) manage a roller derby penalty box where penalised skaters have to wait off track to serve out there penalty Stock Photo - Alamy Non Skating Officials (NSOs) manage a roller derby penalty box where penalised skaters have to wait off track to serve out there penalty Stock Photo - Alamy](https://c8.alamy.com/comp/2PHXBNX/non-skating-officials-nsos-manage-a-roller-derby-penalty-box-where-penalised-skaters-have-to-wait-off-track-to-serve-out-there-penalty-2PHXBNX.jpg)