Vice President Kamala Harris unwittingly clapped along to a song protesting her visit to Puerto Rico on Friday, RadarOnline.com has learned. In footage shared on social media, Harris can be seen enjoying the music until someone appears to translate the lyrics from Spanish to English. “We want to know, Kamala, what did you come here for?” the demonstrators chanted in Spanish to a rhythmic drumbeat outside La Goyco community center in San Juan. “The vice president is here making history. We want to know what she thinks of the colony. We will keep playing the plena of our country. Long live free …