Question: Antonio Lamar "Tony" Crocker stuck to his commitment under a new coach who had once played for what university?

Context paragraphs:
Tony Guillory: Anthony "Tony" Guillory (born November 10, 1942) is a former American football linebacker who played in the National Football League from 1965 through 1969.  He attended the black Hebert High School in Beaumont, Texas, and played college football at the University of Nebraska and then at Lamar State College of Technology (now Lamar University).  Transferring from Nebraska to Lamar in 1962, Guillory became the first black athlete at Lamar.  He was one of 16 pro footballers given the keys to the city of Beaumont in 1971.

Jeff Capel III: Felton Jeffrey "Jeff" Capel III (born February 12, 1975) is an American coach college basketball coach and former player.  He played for Duke University and was a head coach at Virginia Commonwealth University and University of Oklahoma.

1985 Lamar Cardinals football team: The 1985 Lamar Cardinals football team represented Lamar University in the 1985 NCAA Division I-AA football season as a member of the Southland Conference.  The Cardinals played their home games at Cardinal Stadium now named Provost Umphrey Stadium in Beaumont, Texas.  Lamar finished the 1985 season with a 3–8 overall record and a 0–6 conference record.  The season marked the final year with Ken Stephens as Lamar Cardinals head football coach.

Glynn Cyprien: Glynn Cyprien (born September 13, 1966) is an American basketball coach and former assistant under Billy Kennedy at Texas A&M University in College Station.  He previously assisted Josh Pastner at the University of Memphis, Billy Gillispie at the University of Kentucky, and prior to that was an assistant coach at the University of Arkansas, New Mexico State, Oklahoma State, UNLV, Western Kentucky, and Jacksonville University.  He briefly served as head coach at the University of Louisiana-Lafayette before leaving over issues with his resume.  He has also served as an assistant coach at Lamar and Texas-San Antonio.

David McKey: David McKey (born December 3, 1954) coached women's basketball at St. Edward's University (1984–1994) and Lamar University (1995-1998).  Coach McKey's teams at St. Edward's had the most wins in program history as of December 9, 2013 with a record of 220-79.  His Hilltopper teams played in two NAIA Final Fours, in three NAIA National Tournaments in addition to winning six conference championships and eight-straight winning seasons.  He received District Coach of the Year awards three times as well as Big State Conference Coach of the Year three times.  Coach McKey was awarded Sun Belt Conference Coach of the Year in his first season with the Lady Cardinals at Lamar University.

1971 Lamar Cardinals football team: The 1971 Lamar Cardinals football team represented Lamar University in the 1971 NCAA football season as a member of the Southland Conference.  The Cardinals played their home games at Cardinal Stadium now named Provost Umphrey Stadium in Beaumont, Texas.  The Cardinals competed at the NCAA College Division level in 1971.  The 1971 season marked the first year the Cardinals competed as the Lamar University Cardinals following the school's name change from Lamar State College of Technology to Lamar University on August 23, 1971.  The Cardinals finished the season with a 5–6 overall record and a 4–1 conference record.  The 4–1 conference record was good enough for the Cardinals to tie for the conference championship.  The team ended the season in a three-way tie for first place in conference play.  The Cardinals shared the conference title with new member, Louisiana Tech, and departing member, Trinity.

Tony Crocker: Antonio Lamar "Tony" Crocker (born January 17, 1987) is an American professional basketball player for Tofaş of the Turkish Basketball Super League (BSL).  A native of Lawton, Oklahoma, he excelled at basketball while attending Earl Warren High School in San Antonio, Texas before attending prep school at The Patterson.  Crocker signed a letter of intent to play college basketball at the University of Oklahoma under Kelvin Sampson, and stuck to his commitment when coach Sampson left to Indiana University and coach Jeff Capel III became the new coach of the Sooners.  Crocker started 25 out of 31 games as a true freshman at Oklahoma and established himself as one of the top freshmen in the country.  Crocker has garnered attention for wearing a long-sleeved shirt underneath his uniform.

1986 Lamar Cardinals football team: The 1986 Lamar Cardinals football team represented Lamar University in the 1986 NCAA Division I-AA football season as a member of the Southland Conference.  The Cardinals played their home games at Cardinal Stadium now named Provost Umphrey Stadium in Beaumont, Texas.  Lamar finished the 1986 season with a 2–9 overall record and a 0–5 conference record.  The season marked the first year with Ray Alborn as Lamar Cardinals head football coach.  The 1986 season was also the Cardinals' last season as a member of the Southland Conference in football until the 2010 season.  Lamar joined the non–football American South Conference as a charter member along with fellow SLC members, Louisiana Tech and Arkansas State and three other universities.

1978 Lamar Cardinals football team: The 1978 Lamar Cardinals football team represented Lamar University in the 1978 NCAA Division I-A football season as a member of the Southland Conference.  NCAA Division I split into Division I-A, the current Football Bowl Subdivision (FBS), and Division I-AA, the current Football Championship Subdivision (FCS), for football in 1978.  Lamar and the Southland Conference opted to compete at the Division I-A level.  The Cardinals played their home games at Cardinal Stadium now named Provost Umphrey Stadium in Beaumont, Texas.  Lamar finished the 1978 season with a 2–8–1 overall record and a 0–5 conference record.  The 1978 season marked Bob Frederick's final season as Lamar's head football coach.

1979 Lamar Cardinals football team: The 1979 Lamar Cardinals football team represented Lamar University in the 1979 NCAA Division I-A football season as a member of the Southland Conference.  The Cardinals played their home games at Cardinal Stadium now named Provost Umphrey Stadium in Beaumont, Texas.  Lamar finished the 1979 season with a 6–3–2 overall record and a 3–2 conference record.  The 1979 season marked Larry Kennan's first season as Lamar's head football coach.  The season also marked higher attendance at Cardinal Stadium.  The second and fourth highest attended games were recorded in the season with 17,600 attending the game against the Louisiana Tech Bulldogs and 17,250 attending the game against the West Texas State Buffaloes.

Supporting paragraphs: Tony Crocker Jeff Capel III
Answer: Duke University