Mr. Hockey, the only player to play in five decades in the NHL, died Friday morning in Ohio.

The entire hockey world is mourning today after learning that Gordie Howe — Mr. Hockey himself — has died at the age of 88. The Hall of Famer died early Friday, surrounded by his family.

Since the news broke, many people, including sports teams, athletes, politicians and broadcasters have been paying tribute to the hockey legend on social media.

Thoughts and prayers to the Howe family as Gordie Howe passes away at the age of 88. #9RIP pic.twitter.com/i9KRzXRgwV — Detroit Red Wings (@DetroitRedWings) June 10, 2016

The Hockey Hall of Fame is deeply saddened to learn of the passing of Gordie Howe. Mr. Hockey was a true legend. pic.twitter.com/jIWj6tKR8h — Hockey Hall of Fame (@HockeyHallFame) June 10, 2016

Statement from #Lions president Rod Wood on the passing of Gordie Howe: https://t.co/w5p7d2rZPM pic.twitter.com/nIjEAoDxAi — Detroit Lions (@Lions) June 10, 2016

Our hearts are broken of the news of our dear friend GORDIE #RIPMrHockey — The Hanson Brothers (@Hanson_Brothers) June 10, 2016

My condolences to the family of Gordie Howe, the Detroit Red Wings and all his fans around the world. He will always be Mr. Hockey. — Justin Trudeau (@JustinTrudeau) June 10, 2016

He was "Mr Hockey". We lost a legend today. #RIPGordieHowe — Andrea Horwath (@AndreaHorwath) June 10, 2016

Laureen & I extend our condolences to family & friends of Gordie Howe. Mr.

Hockey will always be remembered as a legend of our beloved game

— Stephen Harper (@stephenharper) June 10, 2016

One of my earliest hockey memories was my Dad regaling me with the story of Gordie's fight with Lou Fontinato. pic.twitter.com/gyoFBXS40g — Bob McKenzie (@TSNBobMcKenzie) June 10, 2016

World lost one of the greatest human beings and the best all time hockey player. Thanks for many lessons and memories. RIP Gordie — Pavel Datsyuk (@Datsyuk13) June 10, 2016

RIP Gordie Howe, first baseman of the 1951 Saskatoon 55s, among many other things. #MrHockey pic.twitter.com/XHibeZGRJk — MiLB.com (@MiLB) June 10, 2016

Thoughts and prayers to the Howe family as Gordie Howe passes away at the age of 88. #9RIP #MRHOCKEY pic.twitter.com/TyIkQDZbg9 — Oshawa Generals (@Oshawa_Generals) June 10, 2016

The #NJDevils join the hockey community in mourning the passing of Gordie Howe. Rest in peace, Mr. Hockey. #9RIP pic.twitter.com/mPoGTEIl8m — New Jersey Devils (@NJDevils) June 10, 2016

Our thoughts are with Gordie Howe's family and @DetroitRedWings nation. Rest in peace, Mr. Hockey. #9RIP pic.twitter.com/9LGpakHCla — Washington Capitals (@Capitals) June 10, 2016

It is with great sadness that the Canadiens have learned the passing of hockey legend Gordie Howe. #9RIP pic.twitter.com/vb5fI2druZ — Canadiens Montréal (@CanadiensMTL) June 10, 2016

A sad day for players past and present as we have lost one of the greats. Rest in peace Gordie Howe. #9RIP #MrHockey — NHLPA (@NHLPA) June 10, 2016

Our deepest condolences to the family of Gordie Howe. Proud that he will always be a part of our heritage. #legend pic.twitter.com/3HMtmQs5vN — Carolina Hurricanes (@NHLCanes) June 10, 2016

We are saddened to learn of the passing of Gordie Howe. Our condolences are extended to the Howe family. #9RIP pic.twitter.com/ZsoC5mzTuC — Toronto Maple Leafs (@MapleLeafs) June 10, 2016

Our sincere condolences go out to the Howe family, the @detroitredwings & all those who knew the great Gordie Howe. pic.twitter.com/sKj7BvSyzM — Boston Bruins (@NHLBruins) June 10, 2016

Catastrophic loss today with the news of Gordie Howe's passing. Our thoughts and prayers are with the Howe family today. Sad, sad day. — Brian Burke (@Burkie2020) June 10, 2016

Unfortunately we lost the greatest hockey player ever today, but more importantly the nicest man I have ever met. (1/2) — Wayne Gretzky (@OfficialGretzky) June 10, 2016

Sending our thoughts and prayers to the Howe family and to the millions of hockey fans who like me loved Gordie Howe. RIP Mr. Hockey. (2/2) — Wayne Gretzky (@OfficialGretzky) June 10, 2016

Rest in peace Mr. Hockey.. Getting to meet you was truly an honor #watchtheelbow #foreveralegend pic.twitter.com/ZlGin0rKyL — Kevin Shattenkirk (@shattdeuces) June 10, 2016

To Mr. Hockey thanks for teaching us to be gracious and humble away from the rink. #RIP The game will miss you. pic.twitter.com/ssfXyXaU1a — Theo Fleury (@TheoFleury14) June 10, 2016