Iran's foreign minister said Wednesday that his country has no choice but to manufacture missiles for defense purposes — comments that reflect more backtracking after a remark by the top diplomat suggesting the missiles could be up for negotiations. Iran has long rejected negotiations over its ballistic missile program, which remains under the control of the Iranian paramilitary Revolutionary Guard that answers only to Supreme Leader Ayatollah Ali Khamenei. The foreign minister's remarks suggested a possible opening for talks as tensions remain high between Tehran and Washington.