Protesters arrested after staging sit in to mark the second anniversary of the Porter Ranch gas leak

About 50 protesters and residents staged a sit-in at the Southern California Gas Co. Aliso Canyon facility in Porter Ranch on Monday, marking the two-year anniversary of a gas leak.

(Al Seib / Los Angeles Times)

Oct. 23, 2017 8:12 PM PT

Twenty were arrested after blocking the entrance to the Porter Ranch gas leak site.

Protesters confront a truck that screeched to a halt during the demonstration Monday.

(Al Seib / Los Angeles Times)

Jessica Salans, right, raises her fist with other protesters at Monday’s demonstration.

(Al Seib / Los Angeles Times)

Maro Kakoussian joins protesters blocking the entrance of the Porter Ranch facility.

(Al Seib / Los Angeles Times)

Jessica Salans is one of 20 protesters arrested by LAPD during Monday’s demonstration.

(Al Seib / Los Angeles Times)

Los Angeles police officers arrest protesters outside the Southern California Gas Co. facility on Monday.

(Al Seib / Los Angeles Times)

Los Angeles police officers escort a protester from the Porter Ranch site on Monday.

(Al Seib / Los Angeles Times)