The app-based game HQ Trivia is an online sensation, just a few months after its release. The hosted game broadcasts live on smart phones. Players from around the world have 10 seconds to tap on the right answer to multiple-choice trivia questions. If they get 12 right, they win a share of the prize money. The game’s host, Scott Rogowsky, and HQ Trivia CEO and co-founder Rus Yusupov join “CBS This Morning” to discuss the idea behind the game. Source

In this web exclusive, naturalist Sir David Attenborough, of the BBC America series “Planet Earth: Blue Planet II,” talks with correspondent Mark Phillips about advances in the production of nature documentaries, and about competition among wildlife cameramen to get a shot never filmed before. Source

Legendary naturalist Sir David Attenborough, narrator of the new BBC America series “Planet Earth: Blue Planet II,” talks with correspondent Mark Phillips about the editorial demands of wildlife documentaries. Source

Gunmen stormed the Intercontinental Hotel in Kabul, killing at least five people, and setting off a 12-hour gun battle as frantic guests tried to escape from fourth and fifth-floor windows. Source

We leave you this Sunday Morning at Myakka River State Park in Sarasota, Florida. Watch out for ‘gators! Videographer: David Bhagat Source

From Oscar nominations to the unveiling of the next generation of manned spacecraft, “Sunday Morning” takes a look at some notable events of the week ahead. Jane Pauley reports. Source

Twenty years ago, journalist Dawn Turner moved to a house in the country. Now she’s back in the city, and has discovered how disquieting noise can be. Is it misophonia (a brain anomaly that explains why some people have an incredibly heightened sensitivity to certain sounds)? Or are city sounds just too darn much? Source

One-half of the duo Key & Peele, Jordan Peele has burst beyond the sketch comedy universe with one of the year’s most critically-acclaimed films: “Get Out,” a satirical horror film in which a black man uncovers the terrifying secret beneath the surface of his white girlfriend’s hometown. Correspondent Tracy Smith talks with Peele, a Directors Guild of America nominee and a front-runner for an Oscar nomination, about the state of race relations today, about President Trump’s attitudes on race, and how art can help bring progress. Source

For years, retired mechanic Clarence Purvis had lunch with his wife six days a week at a restaurant in Reidsville, Ga. She remains his ever-present lunch date even though she died four years ago. Steve Hartman reports on the deepest of loves. Source

In this web exclusive, the British-born French icon Jane Birkin reveals to CBS News what is inside an equally iconic fashion accessory: her Hermès Birkin bag. Source