When April looks at the divorce papers after picking them up, the information on the paperwork is significantly different from the divorce papers that Eric finds in _"Jericho" (2006) {Federal Response (#1.5)}_ (q.v.).
After Robert's son hands him his painting Robert holds it in both hands and tells him he will put it on the fridge. Directly after this he holds his wife's face in both hands without putting the painting down.
During the flashbacks when it shows the mayor sitting in the bar talking to his son, the caption says it is 24 hours before the bombs hit, but it is dark outside. In the pilot the bombs hit in the morning Jericho time when the little boy is up on the roof.
When Jake is talking to Anna in the bus terminal the boom mic is reflected in his sunglasses.