Home Secretary Amber Rudd said people can expect to see soldiers helping law enforcement at railway stations and government buildings.
A total of 22 people have now been confirmed to have been killed in blast at Manchester Arena
Nolan Bruder gave his little sister super-strength marijuana after she turned down his sexual advances.
Alex Jones's website Infowars mockingly described the victims of the attack as "liberal trendies".
The Met, which is on high alert after the Manchester bombing, said the incident is not terror related.
"As you are out and about in London please be alert – call us immediately if you see something suspicious," say police
The city's Muslim, Christian, Jewish and Sikh communities said they wanted to show that Manchester, while shocked, would not be cowed.
The horrific scene in Majorca was discovered by the couple's daughter.
The incident was reported from the northern Indian state of Uttar Pradesh.
Decision in wake of Manchester attack comes days before major events across the UK, including FA Cup final.
New South Wales Coroner Michael Barnes said police were ill-equipped to handle the siege.
The 29-year-old assailant was charged with simple assault after mocking and punching the man outside a 7-Eleven.
Eight of the 22 dead are now known, while many are still missing.
Assistant Commissioner Mark Rowley explained why the threat was raised to 'critical'.
Julio Vasquez was found in Alley Pond Park in Queens with 34 stab wounds on 21 May.
The stars are due to perform at Radio 1's Big Weekend.
The Crowdfunding campaign was created by the Manchester Evening News following the terror attack.
The Jamia Qasmia Zahidia Islamic Centre in Oldham was targeted at around 2am.
Mancunians of every creed and colour swept into the city centre to create a united front against terror.
Paula Bennett acknowledged it had been a "bad growing season for marijuana in some parts of New Zealand."
The Manchester resident was confirmed to be a former student of the University of Salford.
A number of online cries for help are not original but made by accounts looking for views and economical gain.
The 26-year-old was described as a ''beautiful soul'' by mourners on Facebook.
US president and UK prime minister spoke to each other over the phone about the bombing.
The crew grew suspicious that the accused "were not there to accompany their grandmothers".
Saffie was a beautiful little girl in every aspect of the word, said head of Tarleton primary school where she went.
Islamic State terror group says it's behind suicide attack at Ariana Grande concert.
Police investigating whether the bomber was acting alone or as part of terror cell.
British security services believe they know the identity of the lone suicide bomber.
Young fans and parents describe the "absolute panic" that set in when the bomb went off at Manchester Arena.