The Prime Minister said "wider questions" had been raised about the welfare system.
ITV News Political Correspondent Libby Wiener reports:
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Rebecca Johnson, 25, was working as a tour guide with the Santa Safari team when she was killed.
Bahrain couldn't be more different to the UK right now.
Mrs May denied she was forced to "grub around" for deals as she said that the UK will raise human rights with Gulf leaders at summit.