PhotosDay 78/100 – go! October 18, 2017 · All posts on Oct 18This entry is part 81 of 104 in the series 100 Days of Training (2017)fastest run ever (over any real distance) running above my “comfortable zone” pushing O2 capacity the whole way. *gasp*ɕSeries NavigationPrevious: Day 77/100 – walkNext: Day 79/100 – recovery