Conservative MP and former Army commander, Colonel Bob Stewart has told Daybreak that it is not surprising "everyone is horrified" by what happened in Woolwich.
He said: "It's horrific and we've somehow got to deal with it, I don't quite know what the reaction will be [at] government level yet but I suspect it will be a tightening up of security and warnings to soldiers in barracks like we have had before."
More top news
Thousands of pounds worth of heroin has been found stashed inside the covers of children's books at Heathrow Airport.
Internet search engine says Cilla Black was the subject of more online searches than Kim Kardashian this year, beaten only by Taylor Swift.
A supermarket price war and fierce competition across the rest of the high street has seen shop prices slumped by a record level last month.