White House intruder report reveals series of Secret Service blunders

The Secret Service response to an armed intruder at the White House was complicated by muted alarms, thick bushes on the lawn, unlocked doors and an officer who was physically too small to tackle the intruder, a US Homeland Security Department review has revealed.
A summary of the US government's investigation into the embarrassing failure by the agency charged with protecting President Barack Obama revealed sensational new details about the September 19 break-in at the White House by a disturbed Army veteran carrying a knife.