 This led to a string of events culminating in the resignation of Morales.The OAS uncovered multiple irregularities, including failures in the chain of custody for ballots, alteration and forgery of electoral material, redirection of data to unauthorized servers and data manipulation.They added that it was statistically unlikely that Morales had secured the 10-percentage-point margin of victory needed to win outright, saying that election should be annulled after it had found "clear manipulations" of the voting system, and that "The manipulations to the computer systems are of such magnitude that they must be deeply investigated by the Bolivian State to get to the bottom of and assign responsibility in this serious case."