Dispatches

No rookie was more impressive early in training camp than Chiefs linebacker Derrick Johnson, a first-round pick out of Texas. "He's playing at a different speed," says Kansas City guard Brian Waters. "It's amazing to see how fast he is sideline to sideline." ...

The NFL is tightening up the way it collects urine samples for its drug-testing program. At several training camps, players told SI they've had testing officials knock at their doors before dawn and been told to give samples immediately; this tactic helps eliminate the risk of collecting a phony sample. "It's the Whizzinator rule," says one player, referring to the device that airport security found in the possession of Vikings running back Onterrio Smith in April; Smith was suspended for the season....

Three reasons why the Jets were able to land free-agent cornerback Ty Law, late of the Patriots: They needed a cornerback to replace the retired Donnie Abraham, they had salary-cap space and they play New England twice a year.