Roster moves loom; Horton 'tweaks' knee

Another day, another injury, another corresponding roster move on the horizon. And a new twist - a bit of uncertainty surrounding safety Chris Horton. First, the injury: punter Hunter Smith aggravated his lingering groin injury in practice Wednesday and will be inactive this week at Atlanta. Touted as one of the team's most important offseason additions, Smith's future seems a bit murkier than it did just a week ago. After missing two games with a groin injury, Smith returned to punt against Philadelphia. His status for the rest of the season is apparently up in the air. "I don't want to put down Hunter because he's healing," Zorn said. "I don't want to put him down right now." The team worked out two punters today and plan to sign Sam Paulescu, a former Oregon State punter who was with Dallas as an undrafted free agent in 2007 and again last