An engineering student in North Carolina uses a 3-D printer and a little bit of hope to change a boy’s life. Renee Chou is giving us an inside look at this bionic invention. Source

California boy fell 200 feet off an oceanside cliff. Source

Winter weather is wreaking havoc on America’s heartland. As WCCO’s Jamie Yuccas reports, it’s expected to send temperatures below freezing in every state except Hawaii and Florida; And, every day, 22 veterans commit suicide — more than 8,000 per year. Mark Strassmann talks with Lt. Justin Fitch, a soldier battling colon cancer and spending what time he has left to keep other soldiers alive. Source

Bill Nye takes on creationism in his new book, “Undeniable: Evolution and the Science of Creation.” He stopped by CBS to make his case in an op-ed. Source

Every day, 22 veterans commit suicide — more than 8,000 per year. Mark Strassmann talks with Lt. Justin Fitch, a soldier battling colon cancer and spending what time he has left to keep other soldiers alive. Source

James Graseck has been serenading subway riders for more than 40 years. Bach is his favorite. Despite graduating from Julliard School of Music and performing with the United Nations Orchestra, he not only prefers the subway, but is also able to support his family by his tips alone. Marlie Hall reports. Source

The Department of Health and Human Services released a report showing that Yorkville Endoscopy, the clinic that was treating Joan Rivers before she was rushed to a hospital, made multiple mistakes in her care. Also, Band Aid is producing a new version of its holiday hit “Do They Know It’s Christmas.” Suzanne Marques reports on the day’s top entertainment stories. Source

British fans made Pink Floyd’s new album the most-ordered album of all time on Amazon U.K. The band’s internal squabbling was almost as famous as its music. Mark Phillips speaks with two enduring members David Gilmour and Nick Mason who largely created the newest album. Source

Eddie Redmayne plays legendary physicist Stephen Hawking in the new movie, “The Theory of Everything.” He will be one of the stars attending the Hollywood Film Awards for the first time airing on CBS. Redmayne spoke to “CBS This Morning” co-host Gayle King about meeting with Hawking and preparing for the role. Source

President Obama came out clearly in favor of strong net neutrality regulations, urging the FCC to adopt the “strongest possible rules” to safeguard the free flow if Internet traffic. CBS News Correspondent Don Dahler joins CBSN with more on the significance of the president’s message. Source