WICHITA, Kan. (AP) — Democratic star Alexandria Ocasio-Cortez will bring the national spotlight to her first campaign event outside of New York when she and Sen. Bernie Sanders travel to Kansas to help Democrat James Thompson in a congressional race.

The rally for Thompson on July 20 at the Orpheum Theatre in Wichita is billed as the first joint event for Sanders and Ocasio-Cortez since her stunning primary victory in New York.

Thompson mounted a surprisingly close special election race last year that as emboldened Democrats eying a possible 2018 rematch in November in the heavily Republican d...