Now Playing: Will a 'Rink of Dreams' Be Completed

Now Playing: Gas Leak in the West Being Called One of the Worst Environmental Disasters In Years

Now Playing: New Year Setting Off Heated Debates Over Gun Laws

Now Playing: The Biggest Legal Stories of 2015

Now Playing: Countdown to 2016 Around the World

Now Playing: New York City Celebrates Arrival of 2016

Now Playing: Bernie Sanders Rings In the New Year in Des Moines

Now Playing: Phish Fans Rock In 2016

Now Playing: Spartans Vs. Crimson Tide

Now Playing: Scarlette Tipton Welcomes 3-Legged Kitten Into Family

Now Playing: Times Square Gets Ready for New Year's Eve

Now Playing: Pilot Turns Plane Around for Family Flying to Funeral

Now Playing: Watch 'Waves of Snowballs' Washing Over Maine Lake

Now Playing: Little Girl With Missing Arm Adopts Three-Legged Kitten

Now Playing: Are Moms the Real 'Mean Girls'?

Now Playing: Ex-Beauty Queen Who Allegedly Faked Cancer Back in Court

Now Playing: The Top New Year's Resolutions for 2016

Now Playing: Security Heightened at New Year's Eve Festivities

Now Playing: 'Affluenza' Teen's Mom Tonya Couch Arrives Back in US