Ramon Foster gives a wide smile, looks to the ground sheepishly and laughs quietly.
Like most of the men he lines up next to on the Pittsburgh Steelers offensive line, Foster is affable, fun-loving and often flashes that smile - off the field, anyway.
In the trenches? A different story.
What induced Foster's chuckle on a muggy late morning earlier this week at St. Vincent College was a question about the ''mean,'' in-your-face persona the Steelers' offensive line appears to be embracing more than ever this season.
''Definitely, we have a little nasty edge to us,'' the right guard said.
As one former Steelers offensive lineman prepares for induction into the Hall of Fame Saturday - Dermontti Dawson - indications are that this season's reconfigured unit will play with an edge befitting a franchise traditionally known for its toughness and physical play.
''Our coach teaches us ... to always finish,'' Foster said. ''If you've got a guy going down, put him on his b...