Carl Quintanilla, Jim Cramer and David Faber broke down the earnings from banks including JPMorgan Chase, Citi and Wells Fargo -- along with BlackRock and regional player PNC -- and how the recent banking turmoil fits into the picture. JPM shares topped both the S&P 500 and the Dow, but Boeing shares took a hit. The jet makerwarned it will likely reduce 737MAXproduction and deliveries,due to a parts issue involving supplier Spirit Aerosystems-- whose shares fell by double digits. Also in focus: March retail sales declined by 1% -- twice as weak as economists had been expecting, UnitedHealth's Q1 beat and raised guidance, plus what’s behind the slump in EV stocks. The cast and creators of Amazon's "The Marvelous Mrs. Maisel" joined Carl on the NYSE floor after ringing the opening bell. Squawk on the Street Disclaimer