associated press. pictures to be in your newspapers tom. in singapore a training aircraft flies in on air show. at vatican city, acrobats perform for the pope. in miami, kids participate in an event outside the stadium for the super bowl will be played sunday. and washington, d.c., the panda lounges in the snow on his last day in the country. hot shots. super bowl commercials are almost as popular as the game itself. cnn's jeanne moos has a most unusual preview. >> reporter: whether it's doritos in a casket. or a video game gone to hell called dante's inferno, it's time for the infernal super bowl ads and previews promoting the