In a TV special airing May 29, E! investigative journalist Laura Ling unravels the tale of a deeply disturbed man who was most likely responsible for the deaths of his entire family and who very possibly could have been stopped. (TODAY)

In a TV special airing May 29, E! investigative journalist Laura Ling unravels the tale of a deeply disturbed man who was most likely responsible for the deaths of his entire family and who very possibly could have been stopped. (TODAY)

Following a rundown of the week's best viral videos, Mike Hanley and his daughter, Jessica, chat with TODAY's Lester Holt about the dance video taken at Jessica's  bat mitzvah that went viral. (TODAY)

It is the latest viral video and it's enough to make you cringe: an 80-year-old's attempt at skydiving that goes terribly wrong. NBC's Kristen Dahlgren caught up with the dangling daredevil and has the story.                                                                      (TODAY)

It is the latest viral video and it's enough to make you cringe: an 80-year-old's attempt at skydiving that goes terribly wrong. NBC's Kristen Dahlgren caught up with the dangling daredevil and has the story.                                                                      (TODAY)

With the unofficial start of summer upon us. NBC's Thanh Truong reports on the early arrival of insects of all shapes, sizes and varied levels of creepiness. (TODAY)

With the unofficial start of summer upon us. NBC's Thanh Truong reports on the early arrival of insects of all shapes, sizes and varied levels of creepiness. (TODAY)

Police release new surveillance video that they hope will lead them to a Louisiana State University student who disappeared a week ago after leaving a friend's home on her bicycle. NBC's Veronica de la Cruz reports. (TODAY)

Police release new surveillance video that they hope will lead them to a Louisiana State University student who disappeared a week ago after leaving a friend's home on her bicycle. NBC's Veronica de la Cruz reports. (TODAY)

Aides to Pope Benedict had been searching for whoever betrayed his secrets, but all along it might have been the man closest to him. As NBC's Duncan Golestani reports, Hollywood couldn't produce a more-intriguing script. (TODAY)