37 people died in exchanges of gunfire with the police

Based strictly on the provided text snippets, there is no mention, headline, or coverage regarding the event stating that 37 persons died in shootouts with the police. The supplied excerpts exclusively discuss unrelated topics, including Spanish painter José Vela Zanetti's murals in the Dominican Republic, the challenges faced by the Pedro Henríquez Ureña school in Bayaguana due to a declining rural population, and the awarding of a Doctorado Honoris Causa by Unapec to writer José Mármol.

Because the provided text sources contain no information regarding the reported event, no further factual details, context, or significance surrounding the police exchanges can be established from the provided material.