Yes, it was the correct move by HAL, but why??????

[egvrich]

http://fantasygames.sportingnews.com/baseball/stratomatic/1969/league/boxscore.html?group_id=201&g_id=3

In the 8th inning HAL decided to bring in Tom Hutton as a defensive replacement for Carl Taylor. An astute move no doubt, but why did he do it, because I did not have Hutton set to use as a defensive replacement???