Henning joined the Women's National Basketball Association (WNBA) after being selected in the second round (24th overall pick) by the Houston Comets during its 1999 WNBA draft and helped the Comets to its third straight WNBA championship season.
Henning enrolled with the Women's National Basketball Association (WNBA) following her selection in the second round (24th overall pick) by the Houston Comets in the 1999 WNBA draft, contributing to the Comets' three-peat of WNBA championships.