ANKARA   Two people were killed and seven others injured in renewed US airstrikes on northern Yemen, the Houthi-run Health Ministry said Monday, as American military operations in the region continue to escalate. The ministry reported that a U.S. airstrike targeted a vehicle in the Bani Qais district of Hajjah province, killing two individuals and injuring a child. In a separate incident, six people were injured in what the ministry described as “an American aggression” on the Saraf area in