Question: The 2014 Baylor Bears football games were played at the stadium whose name was changed during what month?

Context:
Carroll Field
Carroll Field was owned by Baylor University; the Baylor Bears football program played games there from 1906 to 1925, and from 1930 to 1935.
 Following the construction of the Carroll Science Building in 1902, the field was located between the building and Waco Creek; the field took over as the location of football games from an unnamed field adjacent to and northwest of Old Main.
 From 1926 to 1929, Baylor football games were played at the Cotton Palace in Waco.
2014 Baylor Bears baseball team
The 2014 Baylor Bears baseball team represents Baylor University in the 2014 college baseball season.
 Baylor competes in Division I of the National Collegiate Athletic Association (NCAA) as a charter member of the Big 12 Conference.
 The Bears play home games at Baylor Ballpark on the university's campus in Waco, Texas.
 Twenty year head coach Steve Smith leads the Bears, a former pitcher for the team during the 1982 and 1983 seasons.
2014 Baylor Bears football team
The 2014 Baylor Bears football team represented Baylor University in the 2014 NCAA Division I FBS football season.
 The Bears were coached by Art Briles.
 Playing their 116th football season, this was the team's first in the new McLane Stadium in Waco, Texas.
 The Bears were members of the Big 12 Conference.
 They finished the season 11–2, 8–1 in Big 12 play to win a share of the Big 12 title with TCU.
 They were invited to the Cotton Bowl Classic where they lost to Michigan State.
McLane Stadium
McLane Stadium is an American football stadium in Waco, Texas.
 It is owned and operated by Baylor University.
 Originally named "Baylor Stadium", the name was changed to McLane Stadium in December 2013 to honor alumnus and business magnate Drayton McLane, Jr., who provided the lead gift for the stadium construction.
 Baylor's first game at McLane was played August 31, 2014, with the Bears defeating SMU 45–0.
 The stadium has a capacity of 45,140 spectators and is expandable to 55,000.
 McLane Stadium replaced Floyd Casey Stadium as the home field for the Baylor Bears football program.
1972 Baylor Bears football team
The 1972 Baylor Bears football team represented the Baylor University in the 1972 college football season.
 Grant Teaff was hired to resurrect the moribund football team at Baylor.
 Baylor originally hired Rudy Feldman from New Mexico, but Feldman quit after one day, leaving the job to Teaff.
 Baylor had been 7–43–1 in the five seasons preceding Teaff's arrival.
 The Bears offense scored 180 points, while the Bears defense allowed 156 points.
 In the Battle of the Brazos, the Bears beat Texas A&M by a score of 15–13.
Baylor Bears football statistical leaders
The Baylor Bears football statistical leaders are individual statistical leaders of the Baylor Bears football program in various categories, including passing, rushing, receiving, total offense, defensive stats, and kicking.
 Within those areas, the lists identify single-game, single-season, and career leaders.
 The Bears represent the Baylor University in the NCAA's Big 12 Conference.
1961 Baylor Bears football team
The 1961 Baylor Bears football team represented Baylor University during the 1961 college football season.
 The Bears were led by third-year head coach John Bridgers and played their home games at Baylor Stadium in Waco, Texas.
 They competed as members of the Southwest Conference, finishing in sixth with a regular season record of 5–5 (2–5 SWC).
 Baylor was invited to the first Gotham Bowl, where they beat the previously-undefeated Utah State Aggies, 24–9.
1899 Baylor football team
The 1899 Baylor Bears football team represented Baylor University in the 1899 college football season.
 This was the first football season for Baylor.
 They all four games at home games in Waco, Texas.
 They were coached by head coach R. H. Hamilton.
 Initially, Baylor played its home games on an undetermined field near the university.
 Baylor played its first game against Texas A&M, which would become a rivalry, the Battle of the Brazos, with over 100 games played in the series by 2003.
1988 Baylor Bears football team
The 1988 Baylor Bears football team represented the Baylor University in the 1988 NCAA Division I-A football season.
 The Bears finished the season fourth in the Southwest Conference.
 Baylor Stadium's name was officially changed to Floyd Casey Stadium during halftime of the homecoming game against Arkansas on November 5.
List of Baylor Bears head football coaches
The Baylor Bears football program is a college football team that represents Baylor University in the Big 12 Conference in the National Collegiate Athletic Association.
 The team has had 25 head coaches since it started playing organized football in 1899.
 Baylor was a charter member of the Southwest Conference (SWC), joining in 1915.
 They later became a charter member of the Big 12 in 1996 when the SWC disbanded.
 After playing without a nickname for 15 years, the school chose "Bears" as the team nickname in 1914.
 There were three seasons where Baylor did not field a team.
 In 1906, the university banned football due to the violent nature of the sport.
 However, student protests persuaded school officials to reinstate it the next year.
 In 1943 and 1944, the school cancelled the football program due to World War II.
 The Bears have played in 1,099 games during their 108 seasons.
 In those seasons, seven coaches have led Baylor to postseason bowl games: Bob Woodruff, George Sauer, Sam Boyd, John D. Bridgers, Grant Teaff, Chuck Reedy, and Art Briles.
 Five coaches have won conference championships with the Bears: Charles P. Mosley, Frank Bridges, Teaff, Reedy and Briles.

Answer: December 2013