A screen displays a hashtag that reads in Spanish; There's a run-off, where supporters of top opposition presidential candidate Mauricio Macri gathered in Buenos Aires, Argentina, Sunday, Oct. 25, 2015. Opposition leaders claimed Sunday night that Macri had gotten enough votes in Argentina’s presidential election to force a runoff against ruling party presidential candidate, Buenos Aires Gov. Daniel Scioli. (AP Photo/Jorge Saenz)
Si va al ballottaggio: gli argentini dovranno aspettare il 22 novembre per sapere chi saràil nuovo presidente tra Mauricio Macri e Daniel Scioli. (AP Photo/Jorge Saenz)

Alexandra Pettit takes a selfie with her kids at the Gloucester Presbyterian Church polling station in Ottawa, after casting her vote in the Canadian federal election on Monday, Oct. 19, 2015. Pivotal elections Monday pitted embattled Prime Minister Stephen Harper against Liberal leader Justin Trudeau, the son of the late Prime Minister Pierre Trudeau. (Patrick Doyle/The Canadian Press via AP)
Selfie prima del voto in Canada. Ha vinto il liberale Justin Trudeau (Patrick Doyle/The Canadian Press via AP)

An electoral volunteer marks a woman's finger after she cast her vote in the presidential runoff election, in Chinautla, Guatemala, Sunday, Oct. 25, 2015. Guatemalans are choosing a president amid political upheaval that forced the last elected leader from office. Comedian and political outsider Jimmy Morales is leading in most polls, ahead of former first lady Sandra Torres. (AP Photo/Oliver de Ros)
Ai seggi in Guatemala, ha vinto il comico Jimmy Morales (AP Photo/Oliver de Ros)

Electoral workers count ballots at a polling station in Port-au-Prince, Haiti, Sunday, Oct. 25, 2015. The country is holding the first-round presidential vote Sunday along with balloting for numerous legislative races and local offices. (AP Photo/Ricardo Arduengo)
Conta dei voti a Port-au-Prince, Haiti (AP Photo/Ricardo Arduengo)

Exile Tibetans write on their ballot papers in make-shift kiosks before casting their votes in the first round of choosing a new government-in-exile in Dharmsala, where the exiled government is based, India, Sunday, Oct. 18, 2015. Tibetan communities worldwide are voting in the first round of choosing a new government-in-exile, and are debating how to carry on their campaign to free their Himalayan homeland from Chinese rule.(AP Photo/Ashwini Bhatia)
I tibetani in esilio hanno eletto il loro governo in esilio basato in India (AP Photo/Ashwini Bhatia)

Men read newspaper headlines after recent elections near the entrance to the local zoo, right rear, in Abidjan, Ivory Coast, Monday, Oct. 26, 2015. Ivory Coast voters await result after elections on Sunday as the West African nation held its first presidential election since a disputed vote five years ago. (AP Photo/Schalk van Zuydam)
La lettura dei giornali in Costa D’Avorio, il giorno dopo il voto  (AP Photo/Schalk van Zuydam)

A supporter of National Development Party (NDP) displays stickers of party flags stuck to their face during an election campaign in Mandalay, Myanmar, Sunday, Oct. 25, 2015. Myanmar’s general elections are scheduled for November 8, 2015, the first since a nominally civilian government was installed in 2011. (AP Photo/Hkun Lat)
Campagna elettorale in Birmania, si vota l’8 novembre la prima dopo la fine della giunta militare (AP Photo/Hkun Lat)

Egyptian soldiers stand guard as a veiled woman voter leaves a polling station of the runoff to the first round of the parliamentary elections in Giza, just outside of Cairo, Egypt, Wednesday, Oct. 28, 2015. (AP Photo/Amr Nabil)
Ai seggi in Egitto, dove la partecipazione è stata molto bassa (AP Photo/Amr Nabil)

Helpers count ballot papers at a gymnasium in Bern, Switzerland, Sunday, Oct. 18, 2015. Swiss voters have cast ballots to elect their parliament and polls show a nationalist party could advance amid widespread concerns about the recent influx of migrants into Europe. (Peter Klaunzer/Keystone via AP)
La conta dei voti a Berna, Svizzera (Peter Klaunzer/Keystone via AP)

A woman walks past a damaged Civic Platform election poster in Warsaw, Poland, Monday, Oct. 26, 2015. According to an exit poll following the Sunday elections and released early Monday, the conservative Law and Justice won 37.7 percent of the votes, trouncing the governing pro-business Civic Platform, which took 23.6 percent. (AP Photo/Alik Keplicz)
Campagna elettorale in Polonia, dove ha vinto l’ultradestra (AP Photo/Alik Keplicz)

A Ukrainian voter in uniform casts his ballot at a polling station in Kiev, Ukraine, Sunday, Oct. 25, 2015. Polling stations opened in Ukraine on Sunday for regional and local elections across the country, except for the separatist-held regions in the east. (AP Photo/Sergei Chuzavkov)
Elezioni locali e regionali in Ucraina (AP Photo/Sergei Chuzavkov)

Officials from the electoral commission, watched by representatives of political parties, start the vote-counting process at a polling station in the Temeke district of Dar es Salaam, Tanzania Sunday, Oct. 25, 2015. Voting has taken place in Tanzania's general elections in which the ruling party faces a strong challenge from a united opposition, with the ruling party's candidate John Magufuli battling former Prime Minister Edward Lowassa, who defected to the opposition earlier this year after being rejected as the ruling party's candidate. (AP Photo/Khalfan Said)
Conta dei voti da parte di scrutatori e rappresentanti dei partiti a Dar es Salaam, Tanzania (AP Photo/Khalfan Said)

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