And the governor, in furtherance of his expedition to succour the Spaniards, in the month of May 1541, sent a caravel with Philip de Caceres, accountant of His Majesty, with orders to enter the river La Plata, and visit the colony founded there by Don Pedro de Mendoza, and called Buenos Ayres. And because the season of the year was winter, and the weather unfavourable to navigation, he was unable to enter that river, and returned to the island of San Catalina, where the governor was. And about this time there arrived nine Spanish Christians, who came in a boat, having fled from the colony of Buenos Ayres because of the ill-treatment used towards them by the captains residing in the province; and from these Spaniards he obtained information of the state in which the Spaniards were who lived in that country. They told him that the colony of Buenos Ayres was inhabited and provided with people and commodities; and how Juan de Ayolas, whom Don Pedro de mendoza had sent on an expedition of discovery into the interior, while returning from his discovery, and intending to take refuge in certain brigantines which he had left in the harbour, named by him Candelaria, in the river Paraguai, had been killed by a certain nation of Indians living on the same river, called Payaguás;