(Photo by Mark Makela/Getty Images) FOX NEWS - Presumptive Democratic presidential nominee Joe Biden attempted late Thursday to walk back remarks he made favorably comparing the diversity of the Latino community to that of the Black community."Earlier today, I made some comments about diversity in the African American and Latino communities that I want to clarify," Biden wrote on Twitter. "In no way did I mean to suggest the African American community is a monolith—not by identity, not on issues, not at all."Throughout my career," he continued, "I've witnessed the diversity of thought, background, and sentiment within the African American community.