Sports
Chiefs and 49ers remain unbeaten - five things from NFL week four
Five teams went into week four of the NFL season with a 100% record, but only three teams remain unbeaten after Sunday's action.
Topic
NFL
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Sports
'Money-grab' or celebration? NFL kicks off London series
The NFL kicked off this season's series of London games on Sunday but the build-up was overshadowed by anger from long-term fans over ticket prices.