The 2017-18 NHL season was one to remember. The Washington Capitals won their first championship, winning the Stanley Cup Final against the expansion Vegas Golden Knights, who stunned the sports world with an incredible inaugural season.

The run by the Golden Knights to the Pacific Division title and the Final was among the most improbable things that happened this season. NHL Network will take a look at many of them on "Top Shelf: Most Improbable Moments of the 2017-18 Season," which premieres Sunday at 8 p.m. ET.

DALLAS -- Dougie Hamilton had just arrived home from working out when he clicked on the TV to see what was going on at the 2018 NHL Draft at American Airlines Center here on Saturday.

Ryan Ellis needs a contract extension before the Nashville Predators will pursue other players, general manager David Poile told The Athletic on Saturday.

All 31 teams arrived in Dallas for the 2018 NHL Draft with a plan to get better.

Most will leave feeling they did so, either through the players they selected or through trades they made during two days at American Airlines Center.

DALLAS -- The Boston Bruins were in the running to bring Ilya Kovalchuk back to the NHL after more than five seasons in the Kontinental Hockey League. Now they're shifting to plan B after Kovalchuk agreed to terms on a three-year contract with the Los Angeles Kings on Saturday.

DALLAS -- The New York Islanders landed two players they didn't think they would get with the 11th and 12th picks in the 2018 NHL Draft on Friday.

Perhaps their next big move will be getting captain John Tavares to re-sign before he can become an unrestricted free agent July 1.

DALLAS -- San Jose Sharks general manager Doug Wilson is looking at all of the possibilities.

DALLAS -- Brady Tkachuk wants to be part of the solution to the Ottawa Senators' "broken" dressing room.

DALLAS -- Though 31 young hockey players enjoyed the thrill of a lifetime when hearing their names announced during the first round of the 2018 NHL Draft on Friday, only center Ty Dellandrea experienced thunderous applause after being chosen by the host Dallas Stars.

"Hearing the fans after my name got called. I was speechless," said Dellandrea, 17, who was selected with the 13th pick. "To hear that roar and be able to walk down to that stage with them cheering."

DALLAS -- John Carlson is "really close" to signing a new contract with the Washington Capitals, general manager Brian MacLellan said Friday.