Question: Was the boxing match between Carl Froch vs. George Groves, billed as the "Battle of Britain", held indoors or outdoors?

Context articles: Carl Froch vs. Jean Pascal
Manchester Arena
List of Olympic venues in figure skating
Carl Froch vs. Mikkel Kessler
Ricky Hatton vs. Juan Lazcano
Carl Froch vs. George Groves II
Carl Froch vs. George Groves
Carl Froch vs. Glen Johnson
Carl Froch vs. Jermain Taylor
Carl Froch vs. Lucian Bute

Carl Froch vs. Jean Pascal, billed as "World Class"was a professional boxing match and world championship fight between undefeated duo Carl Froch and Jean Pascal for the vacant WBC super middleweight title.
The Manchester Arena is an indoor arena in Manchester, England, immediately north of the city centre and partly above Manchester Victoria station in air rights space.
For the Summer and Winter Olympics, there are 27 venues that have been or will be used for figure skating.
 This is one of two sports in the Winter Olympics to debut in the Summer Olympics with ice hockey being the other.
 The first venue for the event took place during the 1908 Games was held indoors.
 Twelve years later, the venue joined ice hockey as another Winter Olympic sport in the Summer Olympics.
 For the first two Winter Olympics, figure skating was held outdoors.
 With figure skating being held outdoors, there were weather concerns with thawing for the first two Winter Games.
 A suggestion by International Olympic Committee President Count Henri de Baillet-Latour to 1932 Olympic Organizing Committee President Godfrey Dewey in September 1930 led Dewey to create the first indoor arena for the Winter Olympics.
 For the 1936 Games, the venue was covered partially.
 Following World War II, the 1948 venue became the first venue to be used twice at the Winter Olympics since it had been used twenty years earlier.
 Figure skating's final competition that took place outdoors was in 1956 though that venue has since had a roof added to it.
 Since 1960, all figure skating competitions have taken place indoors.
 Three National Hockey League (NHL) venues have hosted Olympic figure skating competitions: the 1988 (both venues) and the 2010 though the NHL Vancouver Canucks moved out of the 2010 venue following the 1994–95 season.
 The 2002 venue was a National Basketball Association (NBA) venue which meant the Utah Jazz was on a road trip during the 2002 Games.
Carl Froch vs. Mikkel Kessler was a championship fight for the World Boxing Council (WBC) Super Middleweight championship on 24 April 2010 in Copenhagen, Denmark.
Ricky Hatton vs. Juan Lazcano was a boxing Light Welterweight fight between Ricky "Hitman" Hatton and challenger Juan Lazcano.
 It was held in Manchester, England at the City of Manchester Stadium in front of a record 55,000 fans.
 This was a record for a boxing event post world war II, until 2014 when Carl Froch faced George Groves, fight which sold 80,000 seats.
Carl Froch vs. George Groves II, billed as "Unfinished Business" and the "Rematch of the Century", was a professional boxing match contested on 31 May 2014 at Wembley Stadium in London.
 It was a rematch of their first fight in 2013, with Froch's unified WBA (Regular) and IBF super-middleweight titles at stake as before.
Carl Froch vs. George Groves, billed as the "Battle of Britain", was a professional boxing match contested on 23 November 2013 at the Manchester Arena in Manchester.
 Froch's unified WBA (Regular) and IBF super-middleweight titles were at stake.
 The fight was won by Froch via technical knockout in the ninth round, although the ending was mired in controversy and would result in a rematch the following year.
Carl Froch vs. Glen Johnson was a championship fight for the WBC Super Middleweight championship.
 The winner of the bout is going to the Finals of the Super Six World Boxing Classic and face WBA Champion Andre Ward, after his decision win over Arthur Abraham in May 2011.
 It was held on June 4, 2011, at Boardwalk Hall, in Atlantic City, New Jersey, United States, and televised on Showtime.
Carl Froch vs. Jermain Taylor was a boxing super-middleweight fight between the newly crowned champion Carl Froch and former Undisputed middleweight champion Jermain Taylor.
 The fight was held at the Foxwoods Resort Casino in Ledyard, Connecticut, United States on April 25, 2009.
Carl Froch vs. Lucian Bute, billed as No Easy Way Out, a professional boxing match contested on 26 May 2012 for the IBF Super Middleweight title at the Capital FM Arena in Nottingham, United Kingdom.