Congressional diversity growing - slowly

The number of non-white senators and House members in the 535-seat Congress has been growing steadily in the past several decades — but representation largely lags behind the overall U.S. population.
Why it matters: Non-whites find it harder to break into the power system because of structural barriers such as the need to quit a job to campaign full time for office, as Axios reported in its latest Hard Truths Deep Dive.
A sign of progress: In the House of Representatives, the share of Black lawmakers is now nearly equal...