An app lets people create digital ‘clones’ of terrorists including the Manchester arena bomber , our investigation found. One victim of the 2017 atrocity was horrified - and a former army chief called for an urgent probe into Character AI , which lets people use artificial intelligence technology to recreate and talk to digital versions of real people. The creations could then be used to spread extremist content and radicalise vulnerable people. With a few clicks, our investigator was able to