**EXHIBIT 31****CERTIFICATION OF CHIEF EXECUTIVE OFFICER AND CHIEF FINANCIAL OFFICER****PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002**I, S. Douglas Hutcheson, certify that:     1. I have reviewed this Quarterly Report on Form 10-Q of Leap Wireless International, Inc.;     2. Based on my knowledge, this report does not contain any untrue statement of a material factor omit to state a material fact necessary to make the statements made, in light of thecircumstances under which such statements were made, not misleading with respect to the periodcovered by this report;     3. Based on my knowledge, the financial statements, and other financial information includedin this report, fairly present in all material respects the financial condition, results ofoperations and cash flows of the registrant as of, and for, the periods presented in this report;     4. I am responsible for establishing and maintaining disclosure controls and procedures (asdefined in Exchange Act Rules 13a-15(e) and 15d-15(e)) and internal control over financialreporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:     a) designed such disclosure controls and procedures, or caused such disclosure controls andprocedures to be designed under my supervision, to ensure that material information relating to theregistrant, including its consolidated subsidiaries, is made known to me by others within thoseentities, particularly during the period in which this report is being prepared;     b) designed such internal control over financial reporting, or caused such internal controlover financial reporting to be designed under my supervision, to provide reasonable assuranceregarding the reliability of financial reporting and the preparation of financial statements forexternal purposes in accordance with generally accepted accounting principles;     c) evaluated the effectiveness of the registrant’s disclosure controls and procedures andpresented in this report my conclusions about the effectiveness of the disclosure controls andprocedures, as of the end of the period covered by this report based on such evaluation; and     d) disclosed in this report any change in the registrant’s internal control over financialreporting that occurred during the registrant’s most recent fiscal quarter (the registrant’s fourthfiscal quarter in the case of an annual report) that has materially affected, or is reasonablylikely to materially affect, the registrant’s internal control over financial reporting; and     5. I have disclosed, based on my most recent evaluation of internal control over financialreporting, to the registrant’s auditors and the audit committee of the registrant’s board ofdirectors (or persons performing the equivalent functions):     a) all significant deficiencies and material weaknesses in the design or operation of internalcontrol over financial reporting which are reasonably likely to adversely affect the registrant’sability to record, process, summarize and report financial information; and     b) any fraud, whether or not material, that involves management or other employees who have asignificant role in the registrant’s internal control over financial reporting.Date:December 14, 2007      /s/ S. Douglas Hutcheson  S. Douglas Hutcheson