Porters, Warsaw

Marvin Wilson, 94, owns the only house left standing on the south side of town after a tornado nearly wiped out the small town of Spencer, South Dakota in 1998.

Wang Wah Po, 104, center, during physical therapy at On Lok Senior Health in San Francisco

[Window reflections, New York]

Pole-vaulters in the 75+ category relax as they wait for their turn. Natural attrition thins the ranks in the highest age categories.

Peer educator training session for a church youth group. Bukoba District, Tanzania

Straight Talk Club, AIDS education drama at a school, Iganga, Uganda

[Blast-damaged ruins of Toyo Boiler Company, Hiroshima factory]