The issue focused on the fact that Paul had raised $15 million in an initial two-month stretch of contributions to Cruz and other Republican rivals during the primary season to benefit the future senator from Texas. With the ability to raise money for a super PAC to support its election or cause under federal law, Paul was able to be not only the biggest financial spender but also the chief fundraiser for Paul in the Republican field for the general election, according to several people close to the matter who spoke on the condition of anonymity