Our officers immediately tackled the suspect, disarmed him, took him into custody, requested emergency backup, and rendered medical aid.

我们的警员立即制服了这名嫌犯，让其缴械，将其拘留起来，并请求紧急支援，提供医疗援助。

They keep the paper records as an emergency backup or because the paper originals with signatures are needed for legal reasons.

他们保留纸质记录作为紧急备份， 或者因为出于法律原因需要带有签名的纸质原件。