PFT.com reports that the Vikings announcement of Brett Favre officially coming to the club could take place within the week, as the team will put single game tickets on sale July 9th:

Ever since rumors and reports surfaced that quarterback Brett Favre already has struck a deal with the Vikings, we’ve been watching the coming July 4 weekend as the date on which the news of the move might be leaked by the team and/or the player, with an announcement coming at some point during the week of July 6. There’s no longer a reason to wait, now that coach Brad Childress has returned from his fishing trip to Alaska. And here’s the kicker — the Vikings will begin selling single-game tickets on July 9.