CHRIS MORELLI cmorelli@lockhaven.com Richie Diehl mushes up the first part of the Happy River Steps on Sunday, March 14, 2021 during the Iditarod, in Alaska. The steps are normally a tricky downhill part of the race, but this year mushers are also doing it in reverse. (Loren Holmes/Anchorage Daily News via AP, Pool) AHMAD LUCIANO Kareen Troitino stands outside the Federal Corrections Institution, Friday, March 12, 2021, in Miami. Troitino, a local correction’s officer union president, said that fewer than half of the facility’s 240 employees have been fully vaccinated as of March 11. Many of the workers who refused had expressed concerns about the vaccineâs efficacy and side effects, Troitino said. (AP Photo/Marta Lavandier)