Running warm up/down (4 x Field Laps) 23:45 [1] 2.5 mi (9:30 / mi) +22ft 9:25 / mi
shoes: New Balance RC1400v4 10D
A few laps to get things started again. Mid-back ache, I assume from travel stress (sleeping sitting up, etc). Gonna mark it down though, in case it's not that. Ax throwing?