Arrest of two black men in Starbucks sparks protests

Protestors demonstrate inside a Center City Starbucks, where two black men were arrested, in Philadelphia, Pennsylvania, April 16, 2018. REUTERS/Mark Makela

Interfaith clergy leaders stage a sit-in at the Center City Starbucks. REUTERS/Mark Makela

Interfaith clergy leaders stage a sit-in at the Center City Starbucks. REUTERS/Mark Makela

Interfaith clergy leaders stage a sit-in at the Center City Starbucks. REUTERS/Mark Makela

A Starbucks coffee beans roast sign is posted inside in front of protestors demonstrating with a "End Stop & Frisk" sign inside a Center City Starbucks. REUTERS/Mark Makela

A demonstrator holds notes for protest chant lyrics outside the Center City Starbucks. REUTERS/Mark Makela

A man raises his arm in protest outside the Center City Starbucks. REUTERS/Mark Makela

Jennifer Anderson, 29, (R) protests inside a Center City Starbucks. REUTERS/Mark Makela

Protestor Val Dunn, 25, demonstrates inside a Center City Starbucks. REUTERS/Mark Makela

A Starbucks coffee cup with "Stop Calling Cops!" written on the side sits on a table as police monitor protestors demonstrating inside a Center City Starbucks. REUTERS/Mark Makela

Police officers monitor activity outside as protestors demonstrate inside a Center City Starbucks. REUTERS/Mark Makela

A sign stating "Shame on you Starbucks!" lies on the sidewalk across the street from the Center City Starbucks. REUTERS/Mark Makela

A girl joins interfaith clergy leaders staging a sit-in at the Center City Starbucks. REUTERS/Mark Makela

Interfaith clergy leaders march from the Center City Starbucks. REUTERS/Mark Makela

Interfaith clergy leaders stage a sit-in at the Center City Starbucks. REUTERS/Mark Makela

Philadelphia Councilman Kenyatta Johnson addresses the media along with colleagues, outside the Center City Starbucks. REUTERS/Mark Makela

Interfaith clergy leaders stage a sit-in at the Center City Starbucks. REUTERS/Mark Makela

Interfaith clergy leaders protest outside the Center City Starbucks. REUTERS/Mark Makela

Interfaith clergy leaders march from the Center City Starbucks. REUTERS/Mark Makela

A sign stating "Shame on you Starbucks!" is posted across the street from the Center City Starbucks. REUTERS/Mark Makela

A protestor with a sign departs after demonstrating inside a Center City Starbucks. REUTERS/Mark Makela

A police officer helps a Starbucks employee exit through the cellar stairs to avoid protestors demonstrating inside a Center City Starbucks. REUTERS/Mark Makela

Police officers detain a man inside a Starbucks cafe in Philadelphia, Pennsylvania, U.S., April 12, 2018 in this picture grab obtained from social media video. MELISSA DEPINO/via REUTERS

Police officers detain a man inside a Starbucks cafe in Philadelphia, Pennsylvania, U.S., April 12, 2018 in this picture grab obtained from social media video. MELISSA DEPINO/via REUTERS