After wearing through four pairs of shoes and speaking to hundreds of people in 12 states about war solutions, Wesleyan student Ashley Casale '10 returned briefly to campus after a 3,000-mile cross-country trek to promote world peace. Casale walked from San Francisco, Calif. to Washington D.C. this summer to raise peace awareness and discuss ways to take action nonviolently. Her March for Peace concluded Sept. 10 in front of the White House. "Overall, this was a great, eye-opening experience," Casale said to peers, deans and President Michael Roth during campus visit Sept. 21. "This walk was about peace, and (we…