The Cardinals and Cubs played a doubleheader yesterday.
Cardinals - 002 042 0 - 8 10 0
Cubs - 000 005 0 - 5 6 0St. Louis starter J.A. Happ pitched four scoreless innings. Alex Reyes was the first man out of the bullpen; he gave up four runs while recording only five outs.
Reyes was awarded the "win".
Even though doubleheader games are officially seven innings, MLB has kept the outdated starter-must-go-five-innings-to-get-a-win rule in place. In a normal, as-God-intended, nine-inning game, a starter must record 15 of the 27 outs (55.