I know you're way past this guys, but the guy with snappy suit & newspaper at the end was Jean. Our Jean. Eren's friend and arch-nemesis Jean. Horse-face.
Hobo-Eren was watching them from on high (the one y'all thought might be Pieck/Platypus Titan), and he was also in the line of shell-shocked/PTSD soldiers, the one Falco helped get his arm-band correct.