home office
Scotland Yard said they arrested people on suspicion of "breaching the peace".
Robert Jenrick claimed uncontrolled migration threatens to “cannibalise” the compassion of the British public.
"Why on earth should my listeners believe a single word of this?" Nick Ferrari asked him.
"The Home Office told the truth for once, before deleting this tweet."
The Home Office is also facing legal action over a £20,000-a-day migrant "barge".
The Tory MP was grilled over his previous cocaine use after he announced a ban on laughing gas.
The home secretary has been accused of breaking the ministerial code after appearing to attack "left-wing" officials.
Immigration minister Robert Jenrick confirmed that 200 asylum-seeking children are currently missing from temporary hotels.
Campaigners had challenged the controversial policy.
The home secretary was skewered by a fellow Tory MP during an awkward exchange.