David Cesar, 56, broke down in tears.

Sitting in his recumbent trike and hand bike, his helmeted head in his hands, he sobbed, “Last March I slipped a little bit…”

He was referring to his battle with alcohol.

His son Michael Cesar, 25, put his hand on his father’s shoulder, comforting him.

On this ride to the Mendenhall Glacier, both on recumbent bikes, they had stopped for a photo.

Side by side, they shared intimate…