The FDA is investigating a possible link between certain types of dog food and an increased risk of canine heart disease. The agency named 16 brands that were fed to more than 500 pets that developed heart disease. Source

Up to four million people are expected in New York City this weekend to mark WorldPride. It’s a celebration that began as a rebellion 50 years ago. David Begnaud takes a look back. Source

Joe Biden was back on the campaign trail defending his record after a tough moment during the Democratic debate. Sen. Kamala Harris called him out for his past stance against busing to desegregate public schools. Ed O’Keefe reports. Source

If not, “people, I think prefer, not see her, that face,” the 14th Dalai Lama said Source

Twitter has announced new rules to limit threatening tweets made by government officials. The limitations will apply to politicians with 100,000 or more followers, like President Trump. Wired Editor-in-Chief Nick Thompson joined CBSN to explain the new rules. Source

Ruby Chitsey had an idea to help nursing home residents after she started going to work with her mom Source

Attorneys who previously inspected the facility spoke to children and said many complained about the treatment Source

An arrest has been made in the case of missing University of Utah student Mackenzie Lueck. The suspect has been charged with aggravated murder. Jonathan Vigliotti reports. Source

Here’s a look at the top stories making headlines on the “CBS Evening News.” Source

Prosecutor Steve Crump shows “48 Hours” correspondent Peter Van Sant what he didn’t show in court. Source