article_snippet: Breached: the White House, pictured Monday, has become the site of two new security breaches that took place just hours apart and sparked lockdowns .
article_snippet: The breach led to a 30-minute lockdown at the White House.
article_snippet: the White House was placed on another lockdown that lasted only a few minutes following a high-profile fence-jumping incident that involved an Army veteran armed with a knife.
article_snippet: the White House was briefly on lockdown this past August after a toddler somehow managed to squeeze through the gates.
article_snippet: the White House has seen a string of security breaches in recent years, with over 40 fence jumpers making it on to the estate in the past five years, including four in just the last year.
article_snippet: the White House was put on lockdown for more than two hours after the crone hobbyist lost control of the device.
article_snippet: August 2014: the White House went on lockdown after a toddler somehow managed to squeeze through the gates.
highlights_snippet: The bike rack-jumping incident led to 30-minute lockdown at the White House .
  