The XB-70 is a VERY cool airplane. Many interesting ideas went into that one. The wings bend down so the plane can ride the shock wave. It is well worth reading about if you are into such things.
24 Hours of Lemons. Familiar theme, different car. I'm looking at the results from Pittsburg. The usual goofy team names, but this one stood out: The League of Legitimate Nigerian Businessmen.
Of course it hasn't been broomed. Broome would never allow for dog prints in any concrete work he does...
I think the correct answer is Broome would have made the dog finish walking back so the "return" prints even back out.