Free-agent tight end Zach Miller is close to signing a deal with the Seattle Seahawks, according to a source with knowledge of the situation.Miller, 25, went to his first Pro Bowl last season after recording 60 receptions, 685 yards and five touchdowns with the Oakland Raiders.The Seahawks have been busy during free agency. After letting veteran quarterback Matt Hasselbeck go in free agency, they released fan favorite linebacker Lofa Tatupu.Seattle also signed former Minnesota Vikings quarterback Tarvaris Jackson, hoping that the 28-year-old signal-caller can become the team's starter. The Seahawks followed that up by nabbing one of the most coveted receivers on the market in Sidney Rice, who played with Jackson on the Vikings, and added offensive lineman Robert Gallery.http://www.nfl.com/news/story/09000d5d82129371/article/pro-bowl-te-miller-could-join-busy-seahawks?module=HP11_headline_stackTwitter reports that it should be done by morning.