ABC7 News was at the mural at 19th and Mission Streets in San Francisco's Mission District.
RELATED: San Francisco mural is named a top tourist destination
[Ads /]
Someone threw white paint onto the artwork.
Roberto Hernandez, an organizer who helped champion the project, said the vandalism is an insult to the Latino community and targets someone who was raised in the Mission.
RELATED: Carlos Santana to perform national anthem at Game 2 of NBA Finals
"When you look at this damage that has been done, we know that someone purposely came with white paint and threw it on the face of Carlos Santana," Hernandez said.
[Ads /]
It's important not to allow incidents like this to divide the community, Hernandez added.
Police are still looking for the vandal.