Speaking to our reporter, Liz Wickham, the travellers say they're Irish and have nowhere else to go.
The six caravans are parked on football pitches, preventing some of the regular Saturday morning matches from being played.
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So far the Government has received samples from a number of high rise buildings where the cladding has failed safety tests.
The father-of-four from Cardiff with appear in court this afternoon charged with terrorism-related murder and attempted murder.
Industrial vacuum cleaners and magnetic wands will be used each night during the summer to remove metal particles, dust, oil and grease.