Councils have been told to act faster to shut down illegal traveller sites, to prevent a repeat of another situation like Dale Farm.
The clearance by bailiffs in Essex ended in violent clashes and came after an expensive 10-year legal battle.
Today, Brentwood MP and Local Government Secretary Eric Pickles said authorities were still failing to use powers to stop it happening again.
Ria Chatterjee reports.
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One professor warns of a 'potentially disastrous capacity crunch'.
A number of families were on board the service from London Euston to Stoke. One family left the train early to escape the abuse.
She's called Amy, and was visiting a hospital.