Mitchell Callahan
Michael Callahan - Men's Ice Hockey - Providence College Athletics
Bruins acquire rights to Mass. native Michael Callahan
Mitch Callahan Hockey Stats and Profile at hockeydb.com
/cdn.vox-cdn.com/uploads/chorus_image/image/70620804/1294281056.0.jpg "Michael Callahan Signs with Boston Bruins - SB Nation College Hockey")
Michael Callahan Signs with Boston Bruins - SB Nation College Hockey
Ryan Callahan scores in his return to lineup as Lightning beats Panthers
Ryan Callahan may be forced to retire from NHL
.jpg "Patrick Callahan - Stats, Contract, Salary & More")
Patrick Callahan - Stats, Contract, Salary & More
Ryan Callahan - ESPN Press Room U.S.
Ryan Callahan, ex-NHL player, coming home to Rochester to teach hockey
Jack O'Callahan - Wikipedia
Callahan the heartbeat of Providence hockey | TheAHL.com | The American Hockey League
Lightning's Ryan Callahan announces retirement after 13 seasons
Callahan's move to TV may be model for other injured players - The San Diego Union-Tribune
Michael Callahan - Men's Ice Hockey - Providence College Athletics
Ryan Callahan - Stats, Contract, Salary & More
Ryan Callahan - Wikipedia
Ryan Callahan Announces Retirement | Pro Hockey Rumors
Ryan Callahan - Wikipedia
Michael Callahan - Men's Ice Hockey - Providence College Athletics
Callahan Joins Selects Hockey Program
Michael Callahan - Men's Ice Hockey - Providence College Athletics
Ryan Callahan, Brian Boyle and Anton Stralman Have Helped Tampa Bay to a Fast Start - The New York Times
