Photos: DNC 2016 protests

A supporter of Sen. Bernie Sanders, I-Vt., marches during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Climate change activists carry signs as they march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., gather around signs before a march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Climate change activists carry signs as they march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Climate change activists carry signs as they march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., march alongside Philadelphia police during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention starts Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Protesters yell during a demonstration in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Protesters demonstrate in front of City Hall on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/Alex Brandon)

AP Photo/Alex Brandon

Supporters of Sen. Bernie Sanders, I-Vt., march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/Alex Brandon)

AP Photo/Alex Brandon

Supporters of Sen. Bernie Sanders, I-Vt., march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Alex Schaefer, of Los Angeles, prepares his giant Sen. Bernie Sanders, I-Vt., costume before a march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., write comments on a sign following a protest march through downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Protesters gather during a demonstration at Liberty Square on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Climate change activists carry signs as they march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Climate change activists carry signs as they march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo

Supporters of Sen. Bernie Sanders, I-Vt., march during a protest in downtown on Sunday, July 24, 2016, in Philadelphia. The Democratic National Convention started Monday in Philadelphia. (AP Photo/John Minchillo)

AP Photo/John Minchillo