Police shooting sparks protest in El Cajon

El Cajon Police Chief Jeff Davis holds a vaping device similar to the one that victim Alfred Olango was holding in the video.  (Mark Boster / Los Angeles Times)

El Cajon Police Chief Jeff Davis stands at the podium while he releases the video of the officer involved shooting.  (Mark Boster / Los Angeles Times)

Photographers capture views of the police shooting video during a press conference at the El Cajon Police Department.  (Mark Boster / Los Angeles Times)

Members of the community pray outside the El Cajon Police Department.  (Mark Boster / Los Angeles Times)

Members of the community pray outside the El Cajon Police Department.  (Mark Boster / Los Angeles Times)

Police arrest a protester who tried to stand his ground after an unlawful assembly was declared near the site where Alfred Olango had been shot by police in El Cajon.  (David McNew / Getty Images)

A protester points a cellphone at a police officer after an unlawful assembly is declared near the site where Alfred Olango had been shot by police earlier this week in El Cajon.  (David McNew / Getty Images)

A protester walks toward sheriff’s deputies in an intersection after an unlawful assembly was declared near the site where Alfred Olango had been shot by police earlier this week in El Cajon.  (David McNew / Getty Images)

A driver, left, argues with protesters blocking an intersection near the site where Alfred Olango had been shot by police earlier this week in El Cajon.  (David McNew / Getty Images)

Protesters block a driver from entering an intersection near the site where Alfred Olango had been shot by police earlier this week in El Cajon.  (David McNew / Getty Images)

Victoria Bonini offers a Buddhist prayer chant at a memorial for Alfred Olango, who was shot by police earlier this week in El Cajon.  (David McNew / Getty Images)

Protesters peacefully sit on Broadway in El Cajon, stopping traffic in both directions overthe death of Alfred Olango.  (Nelvin C. Cepeda / San Diego Union-Tribune)

Khadijah Neely, left, and Sabrina Crawford hold a candle during avigil held in El Cajon for Alfred Olango.  (Nelvin C. Cepeda / San Diego Union-Tribune)

A police officer blocks the onramp to a freeway during the police-shooting protest in El Cajon.  (Gregory Bull / Associated Press)

Demonstrators yell at police in El Cajon at a rally against the shooting of Alfred Olango.  (Julie Watson / Associated Press)

Taina Rozier, left, wife of victim Alfred Olango and daughter Charé Rozier listen during a news conference about the shooting.  (K.C. Alfred / San Diego Union-Tribune)

Protesters lock arms in front of a police line in El Cajon after the police shooting of Alfred Olango.  (Bill Wechter / AFP/Getty Images)

Protesters face off with police in El Cajon after the shooting of Alfred Olango.  (Bill Wechter / AFP/Getty Images)

A driver yells at demonstrators blocking a street in El Cajon.  (Gregory Bull / Associated Press)

People block streets in El Cajon as they protest the shooting ofAlfred Olango.  (Gregory Bull / Associated Press)

A man protests the shooting of Alfred Olango in El Cajon.  (Gregory Bull / Associated Press)