Suleiman tells his son Samir that they will find his mother & sisters and they will be a family again. However, in the previous episode, Suleiman told Samir that the enemy had killed his mother.
Succession planning prevents the President and or VP as well as the Speaker of the House from ever being in the same hospital as patients. Even in an instance of quarantine the President would have been transported to Walter Reed.
Somewhere in the 33rd minute Suleiman has no reception on his phone, but others/travelers at the station are seen making cellphone calls..
When Suleiman and his team reach the hospital in DC to attack the president, the ambulance door swings open and read "District of Colombia"
When Sulieman's phone failed to detonate the cesium device, he correctly surmised that local cell service had been shut down by the Secret Service, but his response was that he would have to try from farther away. However, regardless of where he might place a call from, it would have to be routed through the towers at or near the hospital and would still fail. That's how cell service works. However, his partner explained earlier that the detonator for the cesium device had been connected to the Hospital's landline telephone system, which is still active.
The flags on the medic shirts and jacket sides face the wrong way. The flag is always shown flying away from the front. To show it like it is means retreat. (According to the Flag Code, the Flag is always to be displayed such that the viewer sees the Union over their heart, so it is in the upper left-hand side. The 'reverse position' was adopted by the U.S. military for the uniform's right shoulder, where the flag/unit patch is worn for personnel who have been in combat.)
About 32 minutes in, Jack is walking inside the Metro tunnel; he dives over a track, putting his hand on the third rail as he goes. It should be electrified but obviously isn't.
Leesburg Executive Airport in Leesburg, Virginia is not a port of entry for private jets entering the country from Montreal, Canada.
The airport that the head terrorist lands at is supposed to be KJYO Godfrey field in Leesburg VA. But that field has only one runway, not two. It looks like mid-Atlantic somewhere, but it's certainly not JYO.
George Washington hospital is near a Metro Station (Foggy Bottom) but not Navy Yards. Navy Yards is in SW and Foggy Bottom is in NW.