But as Jay Jaffe knows as well as anyone, Jansen is most assuredly not some 21stcentury version of Marshall. When Marshall pitched in 106 games, 40 years ago, he also threw 208 innings. When Marshall pitched in 92 games the year before, he threw 179 innings. Meanwhile, Jansen’s on pace for 101 games … and 84 innings.
Time to worry about Kenley Jansen, if only because Mattingly has him confused with Mile Marshall