March may be over, but the madness continues. We’re down to the final four teams in the NCAA tournament. CBS Sports lead play-by-play broadcaster Jim Nantz is back for his 30th Final Four. He sat down with “CBS This Morning: Saturday” co-host Dana Jacobson to talk about the teams still standing, and what it’s like to be back at the madness after last year’s tournament was canceled. Source

This year marks the 40 year anniversary of the end of the Vietnam War. During the conflict, some 3,000 Vietnamese orphans found homes in America. CBS News correspondent Barry Petersen recently traveled back to Vietnam with two women in search of the families they never got to know. Source

Decisions that used to be left to a coach’s gut are now increasingly made on spreadsheets. Brook Silva Braga looks at how big data is playing an ever-bigger role in the sports world. ​ Source

In response to plummeting sales and consumer backlash, Lumber Liquidators announced it will stop selling laminate flooring made in China. As “60 Minutes” first reported, the flooring contained high levels of chemicals that cause cancer. Carter Evans reports. Source

CBS News has learned there are multiple federal investigations underway into 90 compounding pharmacies and doctors for suspicious practices. Jim Axelrod reports. Source

Musical duo I Don’t Know How But They Found Me, also known as iDKHOW, joins this week’s Saturday Sessions. Multi-instrumentalist Dallon Weekes, formerly of the band “Panic! At The Disco,” along with drummer Ryan Seaman formed the group in 2016. Late last year, they released a debut album, “Razzmatazz,” which has scored more than 300 million streams, critical praise. iDKHOW joins “CBS This Morning: Saturday” to perform their song “Leave Me Alone.” Source

Musical duo I Don’t Know How But They Found Me, also known as iDKHOW, joins this week’s Saturday Sessions. Multi-instrumentalist Dallon Weekes, formerly of the band “Panic! At The Disco,” along with drummer Ryan Seaman formed the group in 2016. Late last year, they released a debut album, “Razzmatazz,” which has scored more than 300 million streams, critical praise. iDKHOW joins “CBS This Morning: Saturday” to perform their song “Kiss Goodnight.” Source

Nick Dietz compiles some of the latest and greatest viral videos, including a Metallica song played backwards, a dirtbike triple backflip and one of the world’s largest natural waterslides. Plus, a little kid that just may be the reincarnation of Bruce Lee. To see these videos in their entirety, click HERE. Source

A basketball legend took a huge tumble during halftime coverage of a NBA playoff game between the Houston Rockets and the Los Angeles Clippers. CBSN’s Vladimir Duthiers and Meg Oliver take a look at Shaq’s fall from grace. Source

Maroon 5 lead singer Adam Levine was covered in sugar on his way out of a performance at “Jimmy Kimmel Live.” CBSN’s Vladimir Duthiers and Meg Oliver take a look at the sugar-bombed pop star. Source