15 May 2019 05:04:49
To MTL : 2019 1st round (6th overall)
+ Henrik Zetterberg contract (2 years left) + Johan Franzen contract (1 year left)

To Detroit : 2019 1st round (15th overall)

1.) 17 May 2019
17 May 2019 14:43:06
Never happen. Detroit can just use LTIR to go over the cap without penalty, so why swap 1sts?