running (intervals) 53:58 [3] 4.6 mi (11:44 / mi) +100ft 11:30 / mi
shoes: adrenaline 21s grey
mix of dirt trail and paved trail.
19:14 easy @ 12:49;
10 x { 1min faster @ mid-8s, 1min easy };
(walked the 5th, 6th, 7th, 10th easy)
14:26 easy @ 12:20.
dark for the cool down.