Original sentence: A bank raid occurred on March 8th, 2005, when a group of armed men from Nicaragua tried to assault a branch of the state National Bank ("Banco Nacional"), located in Monteverde.This event raised tensions between Nicaraguans and Costa Ricans nationwide and prompted use of higher security in many national banks
Edited sentence: " While obviously an exaggeration, this event did raise tensions between Nicaraguans and Costa Ricans nationwide and prompted use of higher security in many national banks.A bank raid occurred on March 8th, 2005, when a group of armed men from Nicaragua tried to assault the state National Bank ("Banco Nacional"), located in Monteverde