Sprint Corporation - Wikipedia
On April 1, 2020, Sprint Corporation completed their acquisition by T-Mobile US, which effectively made Sprint a subsidiary of T-Mobile until the Sprint brand officially discontinued in the beginning of August.

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Merger of Sprint Corporation and T-Mobile US - Wikipedia
On July 26, 2019, the U.S. Department of Justice approved T-Mobile's $26 billion merger with Sprint after the two carriers reached an agreement to sell Boost Mobile, Virgin Mobile (both owned by Sprint), and Sprint's branded prepaid business for $1.4 billion to Dish Network.

T-Mobile and Sprint Merger Analysis - posts.terabox.com
Is Sprint Still a Company or Did T-Mobile Buy It? The landscape of American telecommunications shifted significantly on April 1, 2020, when T-Mobile US officially completed its acquisition of Sprint Corporation.

What is a Sprint? - Scrum.org
The Sprint is the Scrum event that encompasses all of the other Scrum events. They are fixed length periods of work that last one month or less to create consistency and ensure short iterations for feedback in order to inspect and adapt both how work is done and what is being worked on.

Sprint Corporation - Simple English Wikipedia, the free encyclopedia
Sprint was officially discontinued on August 2, 2020. Billing was already showing the T-Mobile brand, and on this date all retail, customer service, and all other company branding was replaced by T-Mobile.

Is Sprint Still in Business? A Deep Dive into the Brand’s Rise and Fall
The answer is no. Sprint merged with T-Mobile in 2020, and the Sprint brand was retired soon after. Network quality issues, financial struggles, and intense competition all contributed to Sprint’s closure.