Both campaigns' full reports, showing details of who contributed the money, were not yet available. Those federal reports must be filed in mid-October.
Cornyn campaign manager Rob Jesmer said nearly 90 percent of Cornyn's donations during this election cycle have come from within Texas.
Noriega's spokesman said his campaign has received 22,000 contributions from 15,000 individual donors throughout the election cycle.
Cornyn, with a commanding financial advantage over Noriega, has been blanketing the state's airwaves with television ads. Noriega has been relying on lower-cost Web videos and personal appearances to get his message out. v The two candidates are scheduled to debate next week in Houston.
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