Like the question of who fatally shot Shakur in Las Vegas in 1996, the reason for Jerry Foxhoven’s forced departure remains a mystery. Source

One protester told CBS News’ David Begnaud the group chat scandal was the “straw that broke the camel’s back” Source

House votes not to take up articles of impeachment against President Trump; DNC announces candidates participating in next debates. Source

McAleenan blames border crisis on Congress; Wednesday is World Emoji Day Source

CBS News goes inside America’s largest migrant processing facility; Norah O’Donnell reflects on the crisis at the border. Source

Grieving family members of the victims of two deadly Boeing 737 Max plane crashes testified before congress Wednesday. Three hundred and forty-six people were killed when the planes went down in Indonesia and Ethiopia. Relatives of the victims called for an overhaul of safety procedures at the Federal Aviation Administration. CBS News transportation correspondent Kris Van Cleave joins CBSN with the latest. Source

At a campaign rally in Greenville, North Carolina, President Trump continued his racist attacks on four congresswomen of color, singling out Rep. Ilhan Omar of Minnesota while the crowd chanted “send her back!” Source

The House voted overwhelmingly to block a resolution to impeach President Trump. It was the first impeachment vote since Democrats took back control this year. Nancy Cordes has the latest. Source

Thousands of protesters have filled the streets, demanding the resignation of Puerto Rico’s governor. David Begnaud is with them, and reports from San Juan. Source

CBS News cameras were allowed exclusively inside the largest migrant processing facility in the country along the southern border. “CBS Evening News” anchor Norah O’Donnell spoke with a mother about her journey to the U.S. She also sat down with the Acting Homeland Security Secretary Kevin McAleenan, who said more needs to be done. Source