For Kings Coach Darryl Sutter, the simple matter of how the trade-deadline period affects teams isn't merely about addition.
Sutter, who has guided the Kings to two Stanley Cup championships in three seasons, is always just as concerned about subtraction affecting his group. The Kings acquired defenseman Andrej Sekera from Carolina five days before Monday's trade deadline but did not give up a current roster player, sending a conditional pick and a prospect to the Hurricanes.
"That's way more important," Sutter said, "the importance of a team being close, especially if there is a nucleus of guys that have had success together.
"The reason they've...