Per the license at
ULS License - Industrial/Business Pool, Conventional License - WRBP213 - Go Wireless Inc it looks like the radios will be used by NHL officials during the Stanley Cup games at T-Mob.
IG WRBP213
Go Wireless Inc
[Go Wireless Inc will be providing motorola 2 way radio rentals for the NHL Stanley Cup Finals @ T-Mobile Arena in Las Vegas Nevada. The date is TBD for June 2018 and we request frequencies from May 28 - June 28, 2018.]
Control Point 1 - T-Mobile Arena 3780 S Los Vegas Blvd, Las Vegas NV 702-692-1600
(link)
05/11/2018 License Issued
Special Temporary Authority expires 06/28/2018
1 - LasVegas (CLARK) NV 1.0 km radius around center point (map)
451.875 MO Ant: 1 4p 4e Units: 40 11K0F3E
451.9 MO Ant: 1 4p 4e Units: 40 11K0F3E
451.925 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.05 MO Ant: 1 4p 4e Units: 40 11K0F3E
451.975 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.0 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.025 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.075 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.1 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.125 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.15 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.175 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.2 MO Ant: 1 4p 4e Units: 40 11K0F3E
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452.25 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.275 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.3 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.35 MO Ant: 1 4p 4e Units: 40 11K0F3E
452.4 MO Ant: 1 4p 4e Units: 40 11K0F3E