Registration is now underway for the Sullivan County Sheriff’s Office public run in the 2021 Scorpion 5K on Sunday, September 5.According to a release from SCSO, the proceeds from the event will be used to buy “much-needed equipment and safety gear for the SCSO Special Weapons and Tactics (SWAT) team.”The 5K starts at 6 p.m. at the sheriff’s office at 140 Blountville Bypass.early registration is $30 and continues through August 27. Registration will be available on the day of the race for $35.