04/04/2023
TODAY IN HISTORY
Martin Luther King, Jr. Assassinated
On this day in 1968, Martin Luther King, Jr., a leader of the American civil rights movement who was in Memphis, Tennessee, to support a strike by the city’s sanitation workers, was assassinated by James Earl Ray.
Maya Angelou, original name Marguerite Annie Johnson, (born April 4, 1928, St. Louis, Missouri, US—died May 28, 2014, Winston-Salem, North Carolina), American poet, memoirist, and actress whose several volumes of autobiography explore the themes of economic, racial, and sexual oppression.
Denton Cooley, in full Denton Arthur Cooley, (born August 22, 1920, Houston, Texas, US—died November 18, 2016, Houston), American surgeon and educator, who was one of the most-renowned heart surgeons in the world, admired for his technical brilliance and his dexterity.
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In April 4, 1969, he became the first heart surgeon to implant an artificial heart designed by Domingo Liotta in a man, Haskell Karp, who lived for 65 hours. The next year, in 1970, "he performed the first implantation of an artificial heart in a human, when no heart replacement was immediately available."
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[Source of information Britannica, online]