the white house went on lockdown early saturday morning after an alert from a bomb sniffing dog at the same time, a loud noise was heard and smoke was seen by the south lawn this all happened just before president obama and his family were preparing to takeoff on marine one to go to andrews air force base and then selma, alabama press covering the event were immediately rushed back in and members of the secret service went to work trying to determine what was happening a food truck fire is responsible for the loud noise and smoke, while a suspicious vehicle was detected by the dog scroll down for video  the white house went on lockdown early saturday morning an alert from a bomb sniffing dog  press covering the event were immediately rushed back in and member sof the secret service went to work trying to determine what was happening  the first family was heading to selma for a special 50th anniversary ceremony marking the historic march president obama will deliver a speech to commemorate the event the lockdown happened around 10am,  and the situation is now contained and not considered to be a serious threat it ended around 11am, and president obama and his family eventually traveled to andrews by motorcade rather than helicopter there were no reported injuries from the fire a uniformed secret service officer radios as a motorcade vehicle prepares to take us president barack obama and first lady michelle obama to joint base andrews  a secret service agent tells the press to return to the press room prior to us president barack obama and first lady michelle obama's departure from the white house  'k9 alerted on a vehicle at 16th and constitution at approx 10:10 this morning,' agent brian leary said in an email to the hill 'it is being investigated now' he then added; 'one of the vendor carts at 15th and g apparently had a smoke or fire issue that is now contained' firefighters were attending to that incident, and one individual managed to get video of the fire which they posted to youtube
early saturday selma marine one obama the south lawn alabama the white house morning
the white house went on lockdown early saturday morning an alert from a bomb sniffing dog  then, there was heard and smoke was seen by the south lawn  this all happened just before president obama and his family were preparing to takeoff on marine one to go to selma, alabama  the smoke and noise are suspected to have been caused by a food truck fire  the lockdown happened around 10am, and the situation is now contained and not considered to be a serious threat  the two incidents were not related 