No matter what you assign to the b, it will be false since either the left or the right of the && operator is false.
人民警察的回避，由其所属的公安机关决定；公安机关负责人的回避，由上一级公安机关决定。
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Ранее нестандартное применение «Герани» в Сумской области попало на видео. Беспилотник выступал в роли носителя и ретранслятора сигнала для FPV-дронов.
But in a modern twist, before they have even walked into the first room of the city’s new Ukraine Museum inside the bunker, visitors are “targeted” by a Russian drone just before its operator prepares to release the lethal shot, and see themselves in the firing line on the screen of the weapon’s camera.