San Francisco City Attorney Dennis Herrera, seen in 2019, filed suit against the San Francisco Unified School District Wednesday in an attempt to bring public school students back to in-person learning.

San Francisco City Attorney Dennis Herrera announces that he’s cracking down on the sale of e-cigarettes that he says aggressively target youth, at a City Hall news conference Tuesday, March 19, 2019. Legislation to be introduced would ban the sale of e-cigarettes anywhere in the city and county of San Francisco until the FDA has reviewed the product for sale. (AP Photo/Janie Har)