This week on "Sunday Morning" (June 21)

The Emmy Award-winning "CBS News Sunday Morning" is broadcast on CBS Sundays beginning at 9:00 a.m. ET. "Sunday Morning" also streams on the CBS News app beginning at 11:00 a.m. ET. ( Download it here .) Guest host: Lee Cowan. COVER STORY: Protecting the right of birthright citizenship Birthright citizenship is spelled out in the 14th amendment of the Constitution, granting citizenship to "all persons born or naturalized in the United States." But an executive order signed by President Trump in January 2025 seeks to limit the citizenship of children born to parents who are in the country illegally or temporarily, potentially affecting a quarter of a million children per year, according to Pew Research Center. (The Supreme Court is currently weighing the legality of his order.) Correspondent Mo Rocca talks with constitutional experts about our nation's longstanding embrace of immigrants, and what denying citizenship might mean. For more info: ALMANAC: June 21 "Sunday Morning" looks back at historical events on this date. The Theodore Roosevelt Presidential Library under construction in the Badlands of North Dakota. CBS News HISTORY: Theodore Roosevelt Presidential Library opens in North Dakota Badlands Theodore Roosevelt is finally getting his own presidential library, amid the prairie grass of North Dakota, 107 years after his death. …