The Secret Service was criticised for not taking adequate safety precautions prior to the trip and for not liaising enough with other government departments.
Effective immediately, the new standards require detailed briefings before each trip that will include safety precautions and any necessary designations of establishments and areas that are "off limits" for Secret Service personnel, the sources said.
Comparing it to a previous hot air balloon experience in another country, Michel noted that there was no safety briefing before the Luxor balloons lifted off the ground, but added that he felt safe during the trip.