My local Walmart has quite a few AR15's in stock. They have the two Colts mentioned above, a Bushmaster, and a DPMS. They have been sitting for quite awhile now.
"Give me liberty, or give me death!"
Springfield XD-9, Springfield XDs .45,
Springfield XDm .45, Ruger SP101 .357 magnum,
20" Armalite/Rock River AR15