he sat down with ted koppel. >> you have led a very active and focussed life. >> useful.i think i've been useful. are you content with it? >> no, because it's not my nature. you have to believe there's more to do, constantly, because there is. >> larry kramer died of pneumonia at age 84. that's "nightline." thanks for staying up with us, goodnight, america. that's "nightline." thanks for staying up with us, goodnight, america. da, ba, da, ba, da, ♪ ♪ jimmy kimmel live ♪ this is ridiculous. >> from his house! >> jimmy: hi, i'm jimmy. welcome to my abode. hey, remember when marie condo made us throw out all our stuff i want those things back now. it seems like every day we're learning something new while we're in quarantine. for instance, this is something i learned over the weekend. did you know hitler had an alligator? well, he did, and now that alligator is dead. this is a gator named saturn who passed away at age 84. during world war ii, saturn was believed to have been owned by adolf hitler, which is crazy. who knew hitler had his own neverland ranch. the moscow zoo, w