Five things to know Monday, March 21:

1. A 2-year-old boy was shot in the stomach area and rushed to a local hospital in critical condition early Monday in DeKalb County. [Lauren Foreman and John Spink are following this story]

2. Uber is putting its corporate heft behind a suddenly revived legislative effort to expand MARTA. [Greg Bluestein tells you why]

3. The first family makes a historic visit to Cuba. It's the first time a U.S. president has been to the country in nearly 90 years. [See the photos here]

4. The Falcons will head to the NFL owners meetings, which start today in Boca Raton, Fla. [D. Orlando Ledbetter has the five things to know about the Falcons this week]

5. Did someone order a winter? [Here's your Atlanta weather forecast]

Bonus content

Throughout March, we're celebrating Women's History Month. Today, we bring you the stories of Sister Rosetta Tharpe, who has been called "the godmother of rock 'n' rollFrançoise Barré-Sinoussi, who was awarded half the Nobel Prize in physiology or medicine  for discovering that HIV causes AIDS; and Mattiwilda Dobbs, who became one of the first African-American women to perform as a principal singer at the Metropolitan Opera.

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UPS driver Dan Partyka delivers an overnight package. As more people buy more goods online, the rapid and unrelenting expansion of e-commerce is causing real challenges for the Sandy-Springs based company. (Bob Andres/AJC 2022)

Credit: TNS