Photo: Last Men Standing: AIDS1218_EB_001

David Spiher (left) and Ralph Thurlow stand in their front home in Hayward, Calif. on December 4, 2016. The couple has been facing Ralph's health challenges around HIV-Associated Neurocognitive Disorder. The couple was part of the Chronicle's first feature film called Last Men Standing about long-term HIV survivors.

David Spiher (left) and Ralph Thurlow stand in their front home in Hayward, Calif. on December 4, 2016. The couple has been facing Ralph's health challenges around HIV-Associated Neurocognitive Disorder. The couple was part of the Chronicle's first feature film called Last Men Standing about long-term HIV survivors.