Question: What sit-ins were located in Greensboro, NC?
Context: Greensboro North Airport (ICAO: 36NC, FAA LID: 36NC) is a private airport located 10 miles north of Greensboro, North Carolina. J. Phil Carlton was born on January 14, 1938 in Rocky Mount, NC.  He attended South Edgecombe High School in Pinetops, NC where he served as student body president.  Carlton received his bachelor's degree from North Carolina State College in 1960.  In 1959-60 he servesd as an assistant campaign manager in the gubernatorial campaign of Terry Sanford.  He received his J.D. from University of North Carolina at Chapel Hill in 1963.  He practiced law in Tarboro, NC from 1963-1968 and served as administrative assistant to Federal Judge L. Richardson Preyer in Greensboro, NC in 1964. Downtown Greensboro Historic District is a national historic district located at Greensboro, Guilford County, North Carolina.  The district encompasses 96 contributing buildings in the central business district of Greensboro.  The commercial buildings were built between about 1885 and the 1930s in a variety of popular architectural styles including Italianate and Art Deco.  Located in the district is the separately listed Jefferson Standard Building.  Other notable buildings include the Vanstory Building (c. 1885), Kress Building (1929), Woolworth's (c. 1929), Efrid's Department Store (c. 1930), Montgomery Ward (1936), the Carolina Theatre (1927), Center Theatre (1948), the former Belk Building (1939), Ellis Stone/Thalhimer's Department (1949-1950), and the former American Exchange National Bank Building (1920).  The Woolworth's store is notable as the site of the Greensboro sit-ins of 1960. WSGH (1040 AM) is a radio station broadcasting a spanish language format.  Licensed to Lewisville, NC, USA, it serves the Greensboro, NC area.  The station is currently owned by Mahan Janbakhsh's TBLC Holdings, LLC, through licensee TBLC Greensboro Stations, LLC. The Greensboro sit-ins were a series of nonviolent protests in Greensboro, North Carolina, in 1960, which led to the Woolworth department store chain removing its policy of racial segregation in the Southern United States.  While not the first sit-in of the Civil Rights Movement, the Greensboro sit-ins were an instrumental action, and also the most well-known sit-ins of the Civil Rights Movement.  These sit-ins led to increased national sentiment at a crucial period in US history.  The primary event took place at the Greensboro, North Carolina, Woolworth store, now the International Civil Rights Center and Museum. The sit-in movement, or student sit-in movement, was a wave of sit-ins that followed the Greensboro sit-ins on February 1, 1960 in North Carolina.  The sit-in movement employed the tactic of nonviolent direct action and was a pivotal event during the Civil Rights Movement. The Greensboro History Museum, consisting of the former First Presbyterian Church of Greensboro and Smith Memorial Building, is a historic museum building located at 130 Summit Ave. in Greensboro, Guilford County, North Carolina.  The former Presbyterian church was built in 1892, and is a Romanesque Revival style brick building with a cross gable roof and tower.  The semi-circular, 11 bay, Smith Memorial Building was built in 1903.  It features four octagonal sides and a tower.  The memorial building was designed by the noted architect Charles Christian Hook (1870-1938).  The church and memorial building were connected and the older structures modified and renovated in 1938.  Also located on the property is the First Presbyterian Church cemetery, established in 1812.  The church vacated the property in 1929, and in 1937-1938 it was renovated and enlarged as the Richardson Civic Center and donated to the city of Greensboro.  It subsequently housed the Greensboro Public Library, the Greensboro Historical Museum, and the Greensboro Art Center.  The historic building functions as one part of the current, larger Greenboro History Museum. Franklin Eugene McCain (January 3, 1941 – January 9, 2014) was an American civil rights activist and member of the Greensboro Four.  McCain, along with fellow North Carolina A&T State University students Ezell Blair, Jr., Joseph McNeil and David Richmond, staged a sit-in protest at the Woolworth lunch counter in Greensboro, North Carolina, on February 1, 1960.  Their actions were credited with launching the Greensboro sit-ins which successfully brought about the reversal of Woolworth's policy of racial segregation in their southern stores, and increased national sentiment to the fight of African-Americans in the south. The 1973 Atlantic Coast Conference Men's Basketball Tournament was held in Greensboro, North Carolina, at the Greensboro Coliseum from March 8–10.  NC State defeated Maryland 76–74 to win the championship.  Tommy Burleson of NC State was named the tournament MVP. The International Civil Rights Center & Museum (ICRCM) is located in Greensboro, North Carolina, United States.  Its building formerly housed the Woolworth's, the site of a non-violent protest in the civil rights movement.  Four students from North Carolina Agricultural and Technical State University (NC A&T) started the Greensboro sit-ins at a "whites only" lunch counter on February 1, 1960.  The four students were Franklin McCain, Joseph McNeil, Ezell Blair, Jr. (now Jibreel Khazan), and David Richmond.  The next day there were twenty students.  The aim of the museum's founders is to ensure that history remembers the actions of the A&T Four, those who joined them in the daily Woolworth's sit-ins, and others around the country who took part in [sit-in]]s and in the civil rights movement.  The Museum is currently supported by earned admissions and Museum Store revenues.  The project also receives donations from private donors as a means of continuing its operations.  The museum was founded in 1993 and officially opened its doors just fifty years to the day after the sit-in movements in Greensboro NC.
Answer: Greensboro sit-ins