5 Things to Know This Morning

— -- Your look at the five biggest and most buzz-worthy stories of the morning.

1. Floyd Mayweather-Manny Pacquiao Boxing Fight of the Century's Tale of the Tape

After Saturday, either Floyd Mayweather Jr. or Manny Pacquiao will be the welterweight champion of the world -- but both opponents in the boxing mega-match will be millions and millions of dollars richer, win or lose.

Mayweather may earn $180 million or more while Pacquiao’s side will likely earn about $120 million, the Associated Press estimated.

The official weigh-in will take place on Friday night in Las Vegas before fight night begins on Saturday at 9 p.m. ET at the MGM Grand.

2. New Freddie Gray Details Fill In His Journey With Baltimore Police

Police have handed over their investigation of Freddie Gray's death to the Baltimore State's Attorney, which is now tasked with determining whether to bring charges against the six offices who took him into custody before he died a week later with an unexplained spinal injury.

In announcing the handover, Deputy Police Commissioner Kevin Davis, who led the group of 30 detectives during their investigation, said Thursday that they have discovered a stop the police van made but that investigators had not known about earlier.

3. Dog Infects Humans With Plague for First Time in US

A plague-infected dog spread the dangerous disease to four Colorado residents, according to a new report from the U.S. Centers for Disease Control and Prevention.

Health officials told ABC News that this the first report of a dog infecting a human with the plague in the U.S.

The dog, a 2-year-old American pit bull terrier, became sick last summer with a fever and jaw rigidity, among other symptoms. The dog's health declined so quickly that it was euthanized the following day at a local vet's office, health officials said.

4. Jameis Winston Celebrates NFL Draft With Crab Legs

Jameis Winston chose a humorous way to celebrate his selection as the top pick in the 2015 NFL Draft.

With crab legs.

The No. 1 pick posted a photo on Instagram showing him with crab legs after being selected by the Tampa Bay Buccaneers.

5. Stan Lee on His Legacy, New Projects and 'Avengers' Sequel

When asked about his legacy and the simple fact that movies like "Avengers: Age of Ultron" are absolutely dominating pop culture today, Stan Lee says "it feels wonderful, it's almost unbelievable."

Lee, 92, the comic legend and creator of almost every Marvel superhero you can imagine from Spider-Man to Thor, can't believe these stories he did 40, 50 years ago, are now movies and TV, and on every platform from Netflix to IMAX.

"I have to pinch myself all the time to make sure I'm not imagining it," he told ABC News.