Complex sentence: U.S. air-strikes were also being conducted, while overall between 9 and 14 October, at least 22 pro-GNA fighters were killed in clashes, while street-to-street fighting involving tanks and armoured vehicles took place in the Jiza neighborhood.
Split into simpler sentences: U.S. air-strikes were also being conducted, while overall between 9 and 14 October, at least 22 pro-GNA fighters were killed in clashes. On 14 October, street-to-street fighting involving tanks and armoured vehicles took place in the Jiza neighborhood.