Question: Which city in California was the sole candidate for the 2028 games, officially known as the Games of the XXXIV Olympiad?

Context articles: List of Olympic Games host cities
Bids for the 2024 and 2028 Summer Olympics
Paris bid for the 2024 Summer Olympics
2028 Summer Olympics
2002 Winter Olympics
Cuban presidential election, 1958
Los Angeles bid for the 2024 Summer Olympics
Upper Voltan presidential election, 1978
Adriane Carr
Sierra Leonean presidential election, 1985

This is a list of host cities of the Olympic Games, both summer and winter, since the modern Olympics began in 1896.
 Since then, summer games have usually but not always celebrated a four-year period known as an Olympiad.
 There have been 28 Summer Olympic Games held in 23 cities, and 22 Winter Olympic Games held in 19 cities.
 In addition, three summer and two winter editions of the Games were scheduled to take place but later cancelled due to war: Berlin (summer) in 1916; Tokyo/Helsinki (summer) and Sapporo/Garmisch-Partenkirchen (winter) in 1940; and London (summer) and Cortina d'Ampezzo, Italy (winter) in 1944.
 The 1906 Summer Olympics were officially sanctioned and held in Athens.
 However, in 1949, the International Olympic Committee (IOC), decided to unrecognize the 1906 Games.
 Five cities have been chosen by the IOC to host upcoming Olympic Games: Pyeongchang for the 2018 Winter Olympics, Tokyo for the 2020 Summer Olympics, Beijing for the 2022 Winter Olympics, Paris for the 2024 Summer Olympics, and Los Angeles for the 2028 Summer Olympics.
There were a total of five bids which were initially submitted for the 2024 Summer Olympics.
 Following withdrawals, two bidding cities Paris and Los Angeles were left in the process.
 In July 2017, the IOC agreed to award the 2024 and 2028 Games simultaneously.
 Los Angeles agreed to bid for the 2028 Games, effectively awarding the 2024 Games to Paris.
The Paris bid for the 2024 Summer Olympics and Summer Paralympics is the successful bid to bring the Games of the XXXIII Olympiad and the XVII Paralympic Games, to the French capital city.
 Paris formally announced its intention to bid on 23 June 2015 – the date on which Olympic Day is globally celebrated.
 Following withdrawals in the 2024 Summer Olympics bidding process that led to just two candidate cities (Los Angeles and Paris), the IOC announced that the 2028 Summer Olympics would be awarded at the same time as the 2024 Games.
 After Los Angeles agreed on 31 July 2017 to host the 2028 Games.
 It was offically announced at the IOC Session in Lima, Peru.
The 2028 Summer Olympics, officially known as the Games of the XXXIV Olympiad, and commonly known as LA 2028/Los Angeles 2028, is a forthcoming international multi-sport event, which will be hosted in the city of Los Angeles, California, United States between July 21 and August 6, 2028.
The 2002 Winter Olympics, officially the XIX Olympic Winter Games and commonly known as Salt Lake 2002, were a winter multi-sport event that was celebrated from 8 to 24 February 2002 in and around Salt Lake City, Utah, United States.
 Approximately 2,400 athletes from 78 nations participated in 78 events in fifteen disciplines, held throughout 165 sporting sessions.
 The 2002 Winter Olympics and the 2002 Paralympic Games were both organized by the Salt Lake Organizing Committee (SLOC).
 Utah became the fifth state in the United States to host the Olympic Games, and the 2002 Winter Olympics are the most recent games to be held in the United States until the 2028 Summer Olympics will be hosted in Los Angeles in 2028.
 These were the first Olympic Games under the IOC presidency of Jacques Rogge.
General elections were held in Cuba on 1 November 1958.
 Due to Fidel Castro's threat to jail and execute any candidate who participated in the election, Batista-supported Andrés Rivero Agüero was the sole candidate.
 However, he was unable to take office due to the Cuban Revolution.
The Los Angeles bid for the 2024 Summer Olympics and Summer Paralympics was the attempt to bring the Summer Olympic Games to the city of Los Angeles, California in 2024; the games were ultimately awarded to the city for 2028.
 Following withdrawals by other bidding cities during the 2024 Summer Olympics bidding process that led to just two candidate cities (Los Angeles and Paris), the International Olympic Committee (IOC) announced that the 2028 Summer Olympics would be awarded at the same time as 2024.
 After extended negotiations, Los Angeles agreed to bid for the 2028 Games if certain conditions were met.
 On July 31, 2017, the IOC announced Los Angeles as the sole candidate for the 2028 games, with $1.8 billion of additional funding to support local sports and the Games program.
Presidential elections were held in the Republic of Upper Volta on 14 May 1978, with a second round on 28 May after no candidate won more than 50% in the first round.
 They were the country's first multi-party presidential elections, the previous elections in 1965 having Maurice Yaméogo as the sole candidate.
 The result was a victory for independent candidate Sangoulé Lamizana, who was backed by the Voltaic Democratic Union-African Democratic Rally and won 56.3% of votes in the second round.
 Voter turnout was 35.2% in the first round and 43.6% in the second.
Adriane Carr (born 1952) is a Canadian academic, activist and politician with the Green Party in British Columbia and Canada.
 She is also a Councillor on Vancouver City Council.
 She was a founding member and the Green Party of British Columbia's first spokesperson (leader) from 1983 to 1985.
 In 1993 the Party formally established the position of "Leader".
 In 2000, she became the party's leader again.
 In the 2005 provincial election, she received in excess of 25% of the vote in her home riding of Powell River-Sunshine Coast.
 She resigned her position in September 2006 when she was appointed by Federal Green Party Leader, Elizabeth May, to be one of her two Deputy Leaders of the Green Party of Canada.
 Earlier in 2006, Carr had co-chaired the successful campaign to get her political ally and long-time friend Elizabeth May elected as Leader.
 After two losses as a federal candidate in Vancouver Centre (2008 and 2011), Carr was elected to Vancouver City Council in November 2011.
 She was the sole candidate of the Green Party of Vancouver for one of 10 seats in the at large election held in November 2011 municipal election.
 This was her first electoral success in eight attempts, and she is the first person elected to a major Canadian City's Council under the Green Party banner.
 She continues to support the Green Party of British Columbia and the Green Party of Canada.
A referendum to confirm the presidential candidate Joseph Saidu Momoh was held in Sierra Leone on 1 October 1985.
 The country was a one-party state under the All People's Congress at the time, and only one candidate from that party was allowed.
 A referendum to approve the sole candidate was carried out in place of an election.
 It was the country's first direct vote for president.