I will run 4 miles in 30 minutes or less before 2013.

Created by Jayson Virissimo on 2012-05-09; known on 2013-01-01; judged wrong by Jayson Virissimo on 2013-01-02.

• Jayson Virissimo estimated 80% on 2012-05-09
• Ben Doherty estimated 70% on 2012-05-10
• Jayson Virissimo   judged this prediction wrong on 2013-01-02.