Photo: Cool, cool-down, 10:00 a.m., 60 degrees, SoCal

Weekly activity log:
Swim: 2,000 yds (ytd 39,900 yds.)
Bike: 53 miles (ytd 3,241 mi.)
Run: 23 miles (ytd 983 mi.)

Photo: 6-mile run, 8:00 a.m., 60 degrees, Laguna Beach, California

Weekly activity log:
Swim: 2,400 yds (ytd 37,900 yds.)
Bike: 65 miles (ytd 3,188 mi.)
Run: 25 miles (ytd 960 mi.)

Photo: 15-mile fixie ride, 3-mile run, 8:00 a.m., 60 degrees, Linn County, Iowa

Weekly activity log:
Swim: 3,600 yds (ytd 35,500 yds.)
Bike: 166 miles (ytd 3,123 mi.)
Run: 36 miles (ytd 935 mi.)

Conundrum

Photo: 56-mile single-speed ride, 11:00 p.m., 65 degrees, Somewhere in Iowa

Weekly activity log:
Swim: 3,000 yds (ytd 31,900 yds.)
Bike: 145 miles (ytd 2,957 mi.)
Run: 37 miles (ytd 899 mi.)

Daylight ends, the fun begins.