Sick killer who murdered 10 pensioners by pretending to be deaf says 'I hate old people'

Sick killer who murdered 10 pensioners by pretending to be deaf says 'I hate old people'

Juan Carlos Villa Cardona used his pint-sized physique to gain the trust of his elderly victims before launching into a frenzied knife attack as soon as he got inside their homes

This article was created based on information from various sources and rewritten for clarity and originality.