Report: “Horrifying” conditions at migrant shelters. DHS Inspector General finds “serious” overcrowding and conditions like a “ticking time bomb.” Technology and Pensacola police department figure out who killed 25-year-old mom. Source

His mom said what made the situation worse was that she paid to have an airline employee accompany him Source

The Center for Disease Control and Prevention said vibrio and necrotizing fasciitis are deadly Source

Researchers used gene-editing technique to eliminate HIV from mice, and say it’s an advance in efforts to develop a cure in people Source

Many Americans will spend the Fourth of July barbecuing — but for a growing number, traditional meat will not be on the menu. “Beyond Burger” and “Impossible Burger” have exploded in popularity; the two alternative meat brands are available in more than 40,000 restaurants and grocery stores combined. Dr. Tara Narula joins “CBS This Morning” for “Morning Rounds,” to discuss if alternative meat is healthier than the real deal. Source

In honor of Independence Day, we asked 21-year-old Amanda Gorman the inaugural youth poet laureate of the United States, to write a poem. The Boston Pops Orchestra, conducted by Keith Lockhart, performs one of the most famous July Fourth concerts each year. We asked them to bring music to her composition, “Believer’s Hymn for the Republic.” Source

Many Americans will spend the Fourth of July barbecuing — but for a growing number, traditional meat will not be on the menu. “Beyond Burger” and “Impossible Burger” have exploded in popularity; the two alternative meat brands are available in more than 40,000 restaurants and grocery stores combined. Dr. Tara Narula joins “CBS This Morning” for “Morning Rounds,” to discuss if alternative meat is healthier than the real deal. Source

Nike is defending its controversial decision to pull a special edition of Fourth of July sneaker featuring the first American flag. The Air Max 1 sneaker depicted a Revolutionary-era flag on the sneaker’s heel. Nike endorser, former NFL quarterback Colin Kaepernick, reportedly objected to it, partly because of its association with slavery. Jericka Duncan reports. Source

Pharrell Williams had a surprise announcement during his commencement speech to graduating charter school students in Harlem. Williams guaranteed internships to the entire graduating class of Harlem Children’s Zone Promise Academy after their first year of college. Source

A look back at what we’ve been covering on “CBS This Morning.” Source