Knightscope K5 security robot floors toddler at US shopping mall - ibtimes.co.uk
Should paper money be abolished? | Business | DW.COM | 18.05.2015 - dw.com
Shopping centre security robot weighing 21 STONE 'hits tot's head ... - mirror.co.uk
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Photogallery - Soon robots could take over duties of crime fighters in shopping centers