 She soon made contact with the enemy, capturing the Spanish schooners "Sofia" and "Matilda" on 23–24 April.After refueling at Key West from 2–7 May, "Porter" resumed blockade duty off Cap-Haïtien, Haiti keeping a watchful eye out for Cervera's squadron.She participated in the three-hour bombardment of San Juan on 12–13 May, along with the nine ships of Rear Admiral W. T. Sampson's fleet.