Morgan said the threats are keeping him focused. He said he wasn't tempted to discontinue his Twitter account. "The only thing I take seriously is football and my family, and nothing really scares me," he said.
Nevertheless, coach Mike Shanahan said the team is looking into the matter. "We have security that takes care of those issues," the coach said. "We'll look at it and see if it's serious or not."
Morgan said he's been fined by the NFL over the 15-yard penalty but didn't yet know the amount. He also said he wouldn't be throwing such a tantrum again.
"Especially with coach Mike Shanahan," he said, "none of us are dumb enough to make the same mistake twice."
The New York Giants will be without wide receiver Hakeem Nicks for Thursday's game against Carolina. Nicks did not practice this week after aggravating a foot injury late in the 41-34 win over Tampa Bay, a game in which he had 10 catches for 199 yards and a touchdown.
* Atlanta running back Michael Turner apologized to the team for his drunken-driving arrest Tuesday morning, saying he made "a bad decision" and was prepared to deal with the consequences. Turner will play Sunday when the Falcons (2-0) face San Diego.
A police report said Turner told the officer he had been at a strip club near the Georgia Dome, where the Falcons had beaten Denver hours earlier. After initially denying he drank any alcohol after the game, he conceded that he had several shots of liquor but "did not keep count."
* Cowboys linebacker Sean Lee is ready to move on from the flattening block he took from Seattle receiver Golden Tate, who was fined $21,000 by the NFL, ESPNDallas.com reported. Lee still has a mark on his lower left chin from the play in the Seahawks' win.
* New England signed tight end Kellen Winslow and re-signed wide receiver Deion Branch to add depth to a pass-catching group that lost Aaron Hernandez to a right ankle injury. The Patriots have not said how many games they expect him to miss. Winslow was released by Seattle on Sept. 1 after spending the past three seasons with Tampa Bay following five with Cleveland. He had 75 receptions last season.
* Coach Rex Ryan says backup quarterback Tim Tebow's playing time with the New York Jets will be determined by the team - not fans or media. Tebow saw three snaps on offense in the Jets' 27-10 loss at Pittsburgh on Sunday.
In another matter, cornerback Darrelle Revis was limited at practice while recovering from a concussion suffered in the season opener. Revis was cleared for practice and took part in some position and individual drills, but still can't be involved in any contact. His status for Sunday's game at Miami is uncertain.
* As the public outrage grows louder over calls and non-calls, delays in doling out penalties or rampant indecision by the replacements, statistics show strong similarities between this year's number of penalties and last year's flags thrown by the guys who are currently locked out.
Said NFL spokesman Greg Aiello: "We are going to do everything possible to raise the level of performance of the current officials" through training tapes, conference calls and meetings. The league does that with the regular officials, too.
* A federal lawsuit filed in Mississippi on behalf of more than 50 former NFL players claims the league conspired to hide the dangers of concussions and brain trauma associated with professional football. The lawsuit was filed Aug. 28 in U.S. District Court in Jackson. Some of the players named in the lawsuit are from Mississippi, but others are not. More than 140 similar lawsuits have been filed around the county on behalf of 3,377 former players.
* Incoming Browns owner Jimmy Haslam III told the Cleveland City Council he would consider a dome for Cleveland Browns Stadium. Haslam, whose purchase of the Browns is expected to be approved by other owners next month, said he will bring in architects to make suggestions for stadium upgrades.
* Pittsburgh starting running back Rashard Mendenhall practiced and is inching closer to returning from knee surgery.
* Buffalo safety Jairus Byrd will miss practice Wednesday because of an injured right foot, and it's uncertain whether he'll play at Cleveland this weekend.
* Oakland signed cornerback Brandian Ross from Green Bay's practice squad and gave starting free safety Michael Huff work at cornerback in practice.