Now Playing: Nor’easter takes aim at East Coast

Now Playing: Nor’easter takes shape, readies strike on the Carolinas

Now Playing: National Cathedral is new ‘home’ for Matthew Shepard’s ashes

Now Playing: GOP candidates: We will defend coverage for pre-existing conditions

Now Playing: How authorities linked Florida man to suspected package bombs case

Now Playing: Man charged with 5 federal crimes in suspected package bombs case

Now Playing: Trump says he’s been ‘toned down’ in his political rhetoric

Now Playing: Fast-moving nor’easter making its way to the East Coast

Now Playing: $750 million up for grabs in 4th-largest Powerball

Now Playing: Fuel truck clips wing of parked passenger plane at NYC airport

Now Playing: NBC pulls plug on Megyn Kelly’s show amid ‘blackface’ controversy

Now Playing: Preview ahead of World Series Game 3

Now Playing: Matthew Shepard’s ashes interred at National Cathedral

Now Playing: Twins transition together from female to male

Now Playing: Mail bombing suspect Cesar Sayoc in handcuffs

Now Playing: SPECIAL REPORT: Mail bombing suspect to be charged with 5 federal counts

Now Playing: Housekeeper remembers family, friend killed in DC mansion murders: ‘It’s very hard’

Now Playing: Mail bombing suspect faces up to 48 years in prison: DOJ

Now Playing: Man allegedly yelled racial slurs and flashed gun at voting site

Now Playing: SPECIAL REPORT: Suspect who allegedly sent pipe bombs identified as Cesar Sayoc