A colorblind firefighter had never seen the red, white and blue of the American flag. So his friend found a way to surprise him. “CBS Evening News” anchor Norah O’Donnell has his story. Source

Congress is gearing up for two high-stakes showdowns this week. CBS News Chief Congressional Correspondent Nancy Cordes, New York Times opinion columnist and CBS News political analyst Jamelle Bouie, and Washington Bureau Chief of the Intercept Ryan Grim joined “Red and Blue” to discuss. Source

Protesters block off highway in Puerto Rico; Firefighter sees American flag in color. Source

Darrell Johnson says the R&B singer facing new sex crime charges is “a mess right now. He’s scared, he’s isolated” Source

“I step down as crisis manager for personal reasons,” Darrell Johnson told CBS News hours after his appearance Monday on “CBS This Morning” Source

Kraft virtually invented the mission control concept behind NASA’s greatest space triumphs Source

Officials urge community members to come forward with information about illegal guns to help combat increase in violence Source

Awaiting Mueller’s congressional testimony; Biden vs. Bernie on the health care debate Source

Hundreds of thousands of Puerto Ricans took to the streets of San Juan in what is believed to be the largest protests the island has seen. Protesters continue to demand that their embattled governor resign. David Begnaud joined CBSN with the latest on the growing demonstrations. Source

In a blog post published Monday, the Democratic presidential candidate warns that the economy is on shakier footing than it seems Source