To perform a Russian Twist, keep your torso straight and tuck in your legs. Then, twist your torso until one hand touches the floor and repeat to the other side. This exercise can be performed with or without a medicine ball. More photos of different moves are in the PDF of this issue.

Orion Lee, Ka-Ling Cheung, and Katie Leung in Wild Swans.

Elia S. Harmatz ’12 serves against an opponent from Eastern Nazarene College on Thursday evening. He played first singles and won 6-0, 6-1. MIT won 8-1 overall.

Friends trod over fresh snow back to their dorms yesterday evening. The Prudential Tower gleams across the river through a cold haze.