Minor information gets mixed up. The first bombing occurred in an elementary school killing a janitor. When discussed later Reed repeatedly references the elementary school bombing, but mistakenly states it occurs in a high school.
Reid tells Rossi that there are a much fewer people on the subway. In the DC/Va/Md area locals call it the METRO. In addition, there are no metro lines that go to Quantico where the BAU is located.
There is a KFZB News truck shown on the street when JJ makes a statement for the Archer's. Indianapolis is east of the Mississippi river and where news stations start with the letter W.
At the beginning, Aaron Hotchner mentions the "Indianapolis PD." In Indianapolis, the police department is named the Indianapolis Metropolitan Police Department. This is the second time the series incorrectly names this city's police force.