ROME: Pakistan will use “whatever means are available” to defend Saudi Arabia against Iran-backed Houthi rebels, the country’s defense minister said Tuesday, offering one of Islamabad’s clearest indications yet that it could become directly involved in the widening regional conflict.Defense Minister Khawaja Muhammad Asif declined to say whether Pakistani forces had already participated in airstrikes. He said, however, that Pakistan’s military capabilities would be available to Saudi Arabia under