Grammy Awards Highlights | Teacher Inspires Kindness After Personal Tragedy

The mother of "Today" show host Savannah Guthrie has been reported missing in Arizona. Nancy Guthrie was last seen at her home just north of Tucson. Jericka Duncan reports. Tributes have poured in for actor Catherine O'Hara, who died Friday at the age of 71. Macaulay Culkin, who starred in "Home Alone" as O'Hara's son, wrote, "Mama, I thought we had time. I wanted more, but I had so much more to say - I love you." Vlad Duthiers reports. "CBS Mornings" co-host Gayle King breaks down the big winners and special moments from Sunday's Grammy Awards. She also spoke to Grammy nominees, winners and other stars on the award show red carpet. A teacher who lost her sister in a car accident more than a decade ago is carrying on her legacy through a kindness challenge with her students. David Begnaud shows how she's making a difference. A group in Houston is changing where and how people experience opera music. "Hopera" is staging performances at local breweries, introducing the genre to new audiences. Omar Villafranca reports.