Decision day for the US — in pictures

People wait in line to vote at a polling station in Arlington, Virginia. Andrew Caballero-Reynolds / AFP Photo

Philadelphia residents go to the polls. Jessica Kourkounis / Getty Images / AFP

People vote at a polling site at Public School 261 in New York City. Drew Angerer / Getty Images / AFP

Ashraf Kharrubi, a Palestinian American, assists voters during the 2016 Presidential Election at a polling station in the Bay Ridge neighbourhood of Brooklyn. Kholood Eid / Reuters

A poll worker places a ‘Vote Here’ sign outside the Seminole County Library in Florida. Scott A Miller / EPA

A woman looks up as she fills out her ballot in the East Harlem, New York City. Andrew Kelly / Reuters

People wait in a line to enter a polling station in Arlington, Virginia. Michael Reynolds / EPA

Voters fill out their ballots at Franklin Elementary School in Kent, Ohio. David Maxwell / EPA

US Democratic presidential nominee Hillary Clinton fills out her ballot at the Douglas Grafflin Elementary School in Chappaqua, New York. Brian Snyder / Reuters

A voter displays his support for US Republican presidential nominee Donald Trump in Philadelphia, Pennsylvania. Tracie van Auken / EPA

epa05622344 A sign promoting US Democratic presidential nominee Hillary Clinton stands on Spring Garden St before the polls open in Philadelphia. Tracie van Auken / EPA

Election Day has arrived at last, and Americans headed to the polls on Tuesday to have their say in the choice of the next president.