Flames blueline overhaul has begun; has the plan been executed in Edmonton; Canucks kicking tires on Karlsson; Zetterberg missing at least start of season; what the Leafs can realistically do this year; every teams third line center, prospect rankings and more in this week’s Nation Roundup.

In the Roundup, we go around the Nation Network and give you some of the best articles of the last couple weeks. Every once in a while it’s good to know what other teams are doing, or maybe you find an interesting article you wouldn’t have found otherwise.

Here’s what the Leafs can do (Ryan Fancey)

Remembering when John Tavares was a teenager and introduced to the hockey world (TLN Staff)

Top 5 hype videos for the 18-19 Leafs (Ziggy)

Can Justin Holl be an NHL defenseman? (Thomas Williams)

Where will the 2018 draft picks play? (Thomas Williams)

Roster down the road: Canucks 2nd pairing (Cole Marton)

Report: Canucks kicking tires on Erik Karlsson (Ryan Biech)

Canucks announce Youngstars tournament roster (Ryan Biech)

Canucks waivers and bubble guys for 18-19 (Corey Hergott)

Adam Lowry is amazing and deserves more opportunity (WBellbottom)

Line dancing: Size versus speed (KB)

Flames long term blueline changes have begun (Pat Steinberg)

Flames Top Prospects: #1 Jusso Valimaki (Ryan Pike)

Flames Top Prospects: #2 Rasmus Andersson (Ari Yanover)

Flames Top Prospects: #3 Andrew Mangiapane (Ari Yanover)

Overall, the Flames made significant changes this summer (Ryan Pike)

The looming expansion will affect the Flames decision process (Ryan Pike)

Flames sign Hanafin (Christian Tiberi)

Chia: Is this the plan? (Christian Pagnani)

McDavid and 100 even strength points (Jason Gregor)

Oilers want list – forward addition (Dustin Nielson)

9 things Oilers as we head into the season (Jason Gregor)

The checklist: Darnell Nurse (Robin Brownlee)

Nation donair tour: Swiss donair (Chris the Intern)

Comparing 3rd line centers around the NHL (LeafsNation)

Which Red Wings prospect has the most to prove this training camp (Nick Seguin)