The UK Home Office, which is responsible for border security, declined to comment on the missing athletes.
The UK Home Office believes Tasers are safe to use, but says their use should be restricted to firearms-trained officers.
The terror threat level on the UK Home Office website remains unchanged at "substantial, " which is the third highest of five levels.
The UK Home Office says that in the year 2011-12 about 9, 000 attempts to cross the English Channel illegally were thwarted by British officers at Channel ports in continental Europe, the BBC's Maddy Savage reports from Paris.
The church's leader, pastor Fred Phelps, was banned from entering the UK by the Home Office in 2009.
Recent legislation - which is governed across the UK by the Home Office - made it an offence to possess an airgun in a public place without reasonable excuse such as vermin control near farms.
BBC: NEWS | UK | Scotland | Airgun plea after toddler's death
Brazil is fifth in the top 10 of illegal immigrant nationalities in the UK, according to Home Office figures for 2011, and is the only country on the list for which short-term visitors do not need a visa.
The Home Office said UK representation for people who have been granted refugee status "depends on the case in question".
Staff at the Home Office and UK Border Agency did not join the stoppage following a legal challenge by the government.
The union said the dispute is to be escalated, with a week of strikes at the Home Office and UK Border Agency.
The strike by the union members at the Home Office and UK Border Agency had already been rescheduled from Friday to Monday after they had been told they would be docked a full day's pay for a half-day strike.
"The UK has agreed to a strategic approach to tackling cybercrime with other EU member states, but this is separate from existing UK laws, " the Home Office said in a statement, adding that the plan is not legally binding and there is no timescale for implementing the strategy.
His extradition was approved by the Moroccan Ministry of Justice and the Home Office in the UK and he was flown back from Casablanca.
BBC: Ding murder case judge's anger over interpreter no-show
We need the Home Office and the UK Border Agency to work constructively with universities to ensure that genuine international students are not discouraged from coming to the UK because of an unnecessarily obstructive visa system.
The details of those who have should have handed in their passports have been passed to port authorities in the UK and Europe, according to the Home Office.
But the Home Office said admission to the UK would not be automatic if the child had an interim adoption order, such as the one granted to the Kilshaws in Arkansas last month.
After being refused asylum, Ms Fornah - who has been given permission by the Home Office to stay in the UK for three years on humanitarian grounds - went to an immigration adjudicator who ruled against the government's decision.
He now faces removal from the UK. The woman was questioned by officers from the Home Office Immigration Enforcement team and later released.
The Home Office said the ship was intercepted by UK authorities after heading back to British waters following an aborted attempt to dock at Tripoli.
Ms Cunningham said that although reclassification of drugs was reserved to the UK government, the Scottish government was working with the Home Office and police to identify and tackle the supply of new kinds of legal highs that threaten public health.
Restrictions on how many Bulgarian and Romanian nationals can work in the UK have been extended until the end of 2013, the Home Office has confirmed.
BBC: Restrictions on Bulgarian and Romanian workers extended
Ten people in the UK are currently subject to a TPim notice, according to the Home Office.
It added that its site goes further than the Home Office crime-mapping website www.police.uk which does not distinguish stranger attacks from domestic or acquaintance violence and "can make people assume the risk to them of violent crime is worse than it is".
Jailing the trio, Judge Benson said it was his "express wish" that the Home Office should take steps to prevent their return to the UK after leaving through deportation or repatriation.
The Home Office has been seeking to tighten up routes of entry into the UK and break the link between temporary migration and permanent settlement as part of efforts to substantially reduce levels of net migration.
He also said that the recently announced break-up of the UK Border Agency, which will once again be placed under direct ministerial control at the Home Office, was a good start but must not be simply "a re-branding exercise or a short-term fix to try to contain the campaigning zeal of UKIP", he said.
The UK Border Agency (UKBA) is being scrapped and its work is being returned to the Home Office.
The UK Foreign Office has confirmed that some British nationals caught up in the Algerian hostage crisis returned home overnight.
Meanwhile, the Home Office said while more could always be done to keep children safe, the UK had "some of the toughest laws in the world".
The LGA concerns come in the wake of a report by the Home Office's Migration Impacts Forum, which said nearly every region in the UK had difficulties in housing, health, education and crime - due to increased migration.
应用推荐