By utilizing a basic principle of optics once used by Renaissance artists like Canaletto and Vermeer, photographer Abelardo Morell builds a “camera obscura” with which to capture landscapes and architectural wonders. Serena Altschul reports on how Morell’s fascinating photographs really bring the outside in. Source

In this web exclusive, the actor talks with Mo Rocca about how dyslexia affected his performance as the Fonz on the classic 1970s sitcom “Happy Days.” Source

Washington has long been home to incredible music. But for the past 35 years, one concert venue has been the heart of Washington D.C.’s live music scene: the 9:30 Club. Anthony Mason takes you on a tour of the legendary venue. Source

The president has taken his first step toward fulfilling one of his biggest campaign promises: repealing and replacing the Affordable Care Act. He signed an executive order allowing federal agencies to change or delay parts of the law. CBS News congressional correspondent Nancy Cordes and Ezra Klein, editor-in-chief of Vox.com, join “CBS This Morning: Saturday” to discuss the future of Obamacare. Source

“Don’t hate anybody. I refuse to hate someone because they’re Mexican or because they are Black or white, or LGBTQ. I refuse to hate someone because they’re a police officer,” he said. Source

Watch a special montage of inauguration day’s top moments Source

Andrew Jackson was “the first outsider president.” American University history professor and author Allan Lichtman, New York Times reporter Sopan Deb, and RealClearPolitics reporter Caitlin Huey-Burns join CBSN to compare President Trump to past presidents. Source

Former President Barack Obama arrived in California at the end of inauguration day with his wife Michelle for a vacation. See video of his motorcade’s arrival. Source

Luna and Gianella Gonzalez, 4-year-old twins from Kansas, released balloons with letters to Santa attached. About a month later, a stranger who lived nearly 650 miles away found one of the balloons and eventually brought them every single gift on their list. Source

Hundreds of thousands of people gathered in Washington to witness history at the inauguration. CBS News elections director Anthony Salvanto, New York Times culture reporter Sopan Deb and RealClearPolitics national politics reporter Caitlin Huey-Burns join CBSN with reaction from the inaugural events. Source