PHILADELPHIA -- The Philadelphia Phillies have signed left-hander Francisco Liriano, right-handers Bud Norris and Drew Storen, and infielder Neil Walker to minor league contracts with invitations to attend major league spring training.

Liriano was 5-3 with a 3.47 ERA in 69 relief appearances for Pittsburgh last season. The 36-year-old Liriano is 112-114 with a 4.15 ERA and has averaged 9.01 strikeouts per nine innings over 419 career games.

Norris hasn't pitched in the majors since 2018, when he had a 3.59 ERA with 28 saves in 33 opportunities for St. Louis. Norris, who turns 35 on March 2, attended major league spring training with Toronto last year. He is 67-90 with 47 saves and a 4.45 ERA in 355 career games, including 188 starts.

Storen last pitched in the majors in 2017 for Cincinnati, posting a 4.45 ERA over 58 games. He made nine relief appearances for Kansas City's Double-A affiliate in 2019. The 32-year-old Storen is 29-18 with 99 saves and a 3.45 ERA in 470 career relief appearances.

Walker batted .261 with a .344 on-base percentage, eight homers and 38 RBIs in 115 games for Miami last season. The 34-year-old switch-hitter has a .267 average, 149 homers and 606 RBIs in 1,288 career games.