Grissom and Sara’s investigation into charges against David Hodges heats up as Internal Affairs joins the hunt. Also, pressure rises for the CSIs when a video game developer’s body is…

As she prepares for the big dance, Elena is shocked to discover she has a “mustache.” Attempts to fix it only make it worse, forcing her to “own” her look….

The squad takes stock of its eight years together and looks toward the future.