White House was placed on lockdown when a suspicious package was
thrown over a fence onto the North Lawn a few minutes after Barack
Obama had arrived, officials reported.
unidentified perpetrator, reportedly a woman, was immediately taken
into custody, and the container is currently being checked by
security. Fire trucks and hazardous materials response units were
dispatched to the area.
incident comes just a week after an alert was raised when party
balloons flew over the White House and landed on the roof of the
press office and Eisenhower Executive Office Building.