Emilio Delgado, a Mexican-American actor who appeared on the longtime family TV series “Sesame Street” for 45 years died on Thursday. He was 81. Delgado was surrounded by family when he died at his home in New York City, his wife, Carole Delgado, told TMZ. In late 2020, Delgado was diagnosed with blood cancer, multiple myeloma, but he was still making appearances and giving interviews throughout 2021 until his health started to decline. “Sesame Workshop mourns the passing of Emilio Delgado, known the world over for his role as Luis on Sesame Street,” Sesame Workshop said in a statement. “A beloved member of the Sesame family for over 50 years, his warmth and humor invited children to share a friendship that has echoed through generations.” Sesame Workshop, a nonprofit organization behind the TV series, said Delgado claimed “the record for the longest-running role for a Mexican-American in a TV series.” Born in …