ARI@SF: Petit loses perfecto with two outs in ninth
Oakland Athletics bolster bullpen, reach agreements with Yusmeiro Petit, Sergio Romo - ESPN
Greg Holland, Ian Kennedy among 147 free agents - Royals Review
San Diego dejó libre a Yusmeiro Petit
Bobby Witt Jr., Royals top prospect, hits a home run 484 feet
MLB draft 2017: Angels farm depth report - Relievers: Paredes, Grendell and the rest - Halos Heaven
Tom Seaver, Yusmeiro Petit, Hunter Strickland and Deception
Fantasy baseball closers: Depth charts, rankings and tracking bullpen battles (UPDATED 3/29) - The Athletic
Closer Trevor Rosenthal, Oakland Athletics reach 1-year, $11M deal, sources say - ESPN
Can Baseball Crack the Code of the Deceptive Delivery? - The Ringer
Yusmeiro Petit comes within one out of a perfect game
Bullpen a key to Athletics' early success
Yusmeiro Petit Gallery
Domingo Germán of Yankees Proves Perfection Can Come at Any Time - The New York Times
MLB Power Rankings: Where All 30 Teams Stand Entering Free Agency, News, Scores, Highlights, Stats, and Rumors