The most-seen Puerto Rican flag is red, white and blue; however, the black-and-white flag was at the vendor stands at the ...

So I went online to find more information. The modern version of the black and white flag seems to trace back to someone named Andrew Jacobs who is president of Thin Blue Line USA, and who said in ...

The most-seen Puerto Rican flag is red, white and blue; however, the black-and-white flag was at the vendor stands at the festival on Parcel 5. One vendor told us it is a universal flag of protest ...