WWE stars CM Punk and AJ Lee join "Get Up" to preview Saturday night's Elimination Chamber in Chicago. (1:58) Less than two months remain until WrestleMania 42 from Las Vegas in April, and this Saturday marks a critical stop along the way. Chicago's United Center will host the 16th WWE Elimination Chamber premium live event (7 p.m. ET on ESPN Unlimited), where the WrestleMania card will continue to be constructed. The show will feature both men's and women's Elimination Chamber matches, during which six wrestlers, surrounded by a steel cage structure, work to pin or submit their opponents until one winner is left standing. That wrestler receives a championship opportunity at WrestleMania. CM Punk will also defend his World Heavyweight Championship in his hometown against Finn Bálor. And the Becky Lynch vs. AJ Lee saga continues with the Women's Intercontinental Championship on the line. Here are the notes, stats and Elimination Chamber history to know heading into Saturday's event.…