A year of political, social protest

Mara Jacqueline Willaford, left, holds her fist in the air as Democratic candidate Bernie Sanders speaks at a rally in Seattle. Sanders allowed BLM protesters at the event onto the stage to speak.

Demonstrators in Ferguson, Mo., on Aug. 9, 2015, mark the one-year anniversary of the shooting of Michael Brown.

Demonstrators march along West Florissant Street in the rain on Aug. 9, 2015, to mark the one-year anniversary of Michael Brown's death in Ferguson, Mo.

Police officers on the streets of Ferguson, Mo., during protests on Aug. 9, 2015, marking the anniversary of Michael Brown's death.

Police and demonstrators clash during an Aug. 11, 2015 protest in Ferguson, Mo.

Police walk around protesters as people gather along West Florissant Street in Ferguson, Mo., on Aug. 11, 2015.

Beverley Fries of Columbia, Mo., holds a sign in support of police officers across the street from a Black Lives Matter protest, on Aug. 12, 2015.

Lynn Acton, left, and Taj Sconyers exchange words during dual demonstrations, as police supporters and BLM protesters rally in the same location in Columbia, Mo., on Aug. 12, 2015.

People hold up signs during a Black Lives Matter protest on Black Friday in Seattle on Nov. 27, 2015.

Demonstrators protest with a Donald Trump effigy outside The Venetian Las Vegas on Dec. 15, 2015.

Erica Garner, daughter of Eric Garner, who was killed by New York City police, asks a question of Democratic presidential candidate Bernie Sanders. She came out in support of Sanders. Her mother is one of many moms of shooting victims who support Hillary Clinton.

Liberty University student Jeff Long, of Washington DC., wears a Black Lives Matter t-shirt as he looks for a seat prior to a speech by Republican presidential candidate Donald Trump. The speech took place at Liberty University in Lynchburg, Va., on Jan. 18, 2016.

A Black Lives Matter protester is kept out of the main ballroom during the U.S. Conference of Mayors 84th Winter Meeting at the Capitol Hilton on Washington, D.C., on Jan. 20, 2016.

President Obama met with civil rights leaders in the Roosevelt Room of the White House in Washington on Feb. 18, 2016. From left are, Attorney General Loretta Lynch, Brittany Packnett, of the President's Task Force on 21st Century Policing and co-founder of Campaign Zero; Obama; Rep. John Lewis, D-Ga.; Senior White House Adviser Valerie Jarrett; Al Sharpton, founder and president of the National Action Network; Sherrilyn Ifill, president of the NAACP Legal Defense Fund; and DeRay McKesson, co-founder of Campaign Zero.

Democratic presidential candidate Hillary Clinton, next to Sybrina Fulton, mother of Trayvon Martin, in Columbia, S.C. Fulton was among many mothers of shooting victims who campaigned for Clinton.

Members of the Black Lives Matter movement protest Republican presidential candidate Donald Trump's speech during a rally at Lakefront Airport in New Orleans on March 4, 2016.

A supporter of Republican presidential candidate Donald Trump yells at protestors who were chanting Black Lives Matter, while Trump was speaking at a campaign rally in New Orleans on March 4, 2016.

Former Black Lives Matter protester DeRay McKesson, right, chats with bicyclists during his unsuccessful bid for mayor of Baltimore.

Tanya Brown Dickerson, whose son was killed by police, shares a laugh with Democratic presidential candidate Hillary Clinton during an April 20, 2016 panel discussion.

A woman holds a photo of a victim of gun violence as Democratic presidential candidate Hillary Clinton speaks during a panel discussion on gun violence.

Gashi Thompson, left, Terell Tinsley, Jamal Tisdale and Jasmine Thomas canvass for Democratic presidential candidate Bernie Sanders during an April 25, 2016, rally to mark the anniversary of the death of Baltimore city resident Freddie Gray.