It seems that today is day one of Tf2's promised Sniper update. On the official blog it shows that our favorite Australian assassin will be sporting a longbow named "The huntsman"
"Now, hold on," you keep saying. "Aren't bows and arrows primitive and harmless?" Why don't you ask the dinosaurs? Except you can't, because the cavemen bow and arrowed them to death.
Valve believes this shorter-ranged weapon will solve the problem of snipers engagement in the game. You can see the update on the Sniper Update Page and stay in the know by checking out the Official Blog