Operation Deep Freeze in effect Feb. 28 Megan Meier KGUN The Tucson Pima Collaboration to End Homelessness made a tough call this year and decided to cancel their annual count of people living on the streets, known as the Point in Time (PIT) count. and last updated 2021-02-28 23:07:56-05 TUCSON, Ariz. (KGUN) â The Salvation Army Tucson says Operation Deep Freeze is in effect for Feb. 28. The Salvation Army Tucson Hospitality House located at 1002 N Main Avenue has opened its doors and will be accepting those who need overnight shelter until 9 p.m. tonight. Donations are currently in need, including coats, blankets, gloves, socks, and sweaters.