What does the Red Sox' signing of Kenley Jansen mean for Tanner Houck? - The Boston Globe
Kenley Jansen Becomes Seventh Player In MLB History To Reach 400 Career Saves, Atlanta Braves, Boston Red Sox, Kenley Jansen, Major League Baseball, batting
How Red Sox closer Kenley Jansen rebuilt his mind and body to reach 400 saves - The Athletic
Kenley Jansen on 400th Career Save
Kenley Jansen agrees to two-year deal with the Red Sox - Battery Power
How Red Sox closer Kenley Jansen rebuilt his mind and body to reach 400 saves - The Athletic
Kenley Jansen blew another save and Brian Snitker still defended him
What happened to Kenley Jansen? A look at the rules violations that triggered the Red Sox closer's blown save - The Boston Globe
Why one passing Kenley Jansen comment said so much
Kenley Jansen commits 2 unusual pitch-clock violations, blows second straight save - The Athletic