Dan Jansen, skating on his home rink,...

Dan Jansen, skating on his home rink, won the 500- and 1,000-meter events to take the lead after the first day of the World Sprint Speed Skating championships in Milwaukee.

Jansen, who won the 500 in 38.70 seconds and the 1,000 in 1:20.24, said his times were affected by the 20-m.p.h. wind and zero temperature.

In the women’s division, Christa Rothenburger of East Germany was in first place after winning the 500 meters and placing second to teammate Karin Enke Kania at 1,000 meters.

Rothenburger, who holds the world record of 39.39, won the 500 in 41.30 seconds. Kania, who was second in the overall standings, won the 1,000 in 1:24.81 and was third in the 500.

Bonnie Blair of the United States finished second to Rothenburger in the 500 in 41.60 seconds and was fourth at 1,000. She was third overall.