for "nightline," i'm david gurley. >>> it's been said both optimist and pessimist contribute to society. the optimist is the airplane, the pessimist, the parachute. thanks for watching abc news. tune in to "good morning america." good night, america. it took me eleven years to finally track down the ecephidon megolis. gorgeous, isn't he? it was pricey, but a total bargain compared to this little beauty. (vo) a new york man spent $3.2 million on a dead bat. i have such enormous respect for these creatures. which is why i stuff them and hang them on the walls. (vo) you'd make a way better rich person. there will be a moment, when all the wonder, excitement, and joy of christmas will be contained not on the stage, but in that little face, in the seat to your right. that can only happen... ...here. the radio city christmasspectacular presented by chase. you bring the family, we bring the joy. visit radiocitychristmas.com or una >>> a volunteer emergency medic stabbed and right now the knife wielding attacker is on the run. good evening at 11:00 i'm bill ritter. >> i'm sade baderinwa. a manh