Perimer Perimeter News Today : Breaking News, Live Updates & Top Stories | Vimarsana

All the objects there to render them safe, making sure that all unexploded devices that may be there have been rendered safe. so very, very tense situation here. we saw a number of folks out in the street earlier. most seem to have gone back to their homes, heeding the advice of authorities here at what is still a very, very dangerous situation unfolding here. mara? >> lester, do you get the sense that law enforcement believes this suspect is still in the watertown area? or do they believe he may have fled to one of the surrounding areas? >> reporter: well, i think they're working on the theor...

The secret service. they stopped the guy. the seminal question was was he two steps from the fence or the south portico. that makes a difference how far he penetrated. that's a thing that matters. if there's a second inner perimeter fence built to the specs the secret service needs. you have to listen to them foremost. then the person may sometimes scale the first fence but never be able to scale the second fence. that becomes the high-water mark. if you look at the fence as a penetration point, the perime r perimeter's penetrated and every step is a penetration of the perimeter. after 2014 wh...