Independence day celebrations - in pictures

Petty Officer Bridget Lydon threw the first pitch at a baseball game between the Boston Red Sox and the Toronto Blue Jays before the Canadians spoiled the mood by winning 9-7 Photograph: Michael Dwyer/AP

Ethan Nash, 8, watches the Fourth of July parade in Washington DC Photograph: Jon Black/EPA

The US Marine Guard in Amman present the colour Photograph: Ali Jarekji/Reuters

Barack Obama holds Joshua Blanchard at an Independence Day barbecue for members of the military and their families Photograph: Jonathan Ernst/Reuters

The US Marine Corps Band is reflected in a tuba as Barack and Michelle Obama host military families at the White House Photograph: Jim Watson/AFP/Getty Images

Uncle Sam adjusts his hat during the Washington Nationals - Chicago Cubs baseball game. He was treated to an exciting game as Nationals won 5-4 in the 10th Photograph: Alex Brandon/AP

US soldiers eat a themed lunch at Camp Clark in Khost province in eastern Afghanistan Photograph: Ted Aljibe/AFP/Getty Images

Barack Obama and his wife arrive to speak at a barbecue for members of the military Photograph: Jonathan Ernst/Reuters

Lyle Luloff, 93, sits atop his tractor during a parade in Independence, Iowa Photograph: Jessica Rinaldi/Reuters