total run time 57:50. plan was originally to run hard miles at 2 miles and at 5 miles. The heat was too much. adjsuted the plan to run quarter miles up-tempo at 5 and 5.6 miles. splits 10:01, 9:33, 8:14, 10:11, 10:10, 2:00, 2:37, 2:13, 2:51. ave HR 124. 84 degrees at the start of the run with 20% humidity. It got to me the scond half of the run.
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