The '420' celebration on the CU campus from 2010. Estimates put about 10,000 people on campus for the maligned event that year.
Credit Tyler Howarth / Flickr - Creative Commons
In a departure from past events, CU has cracked down heavily on the annual 420 smoke-out held on campus. Following gathering protests surrounding the campus, a few protestors did make it onto CU grounds and assembled for the traditional smoking appointment.
In Boulder, the 64th Annual Conference on World Affairs got underway Monday with a rousing call for more civil dialogue in national and local politics from the founder of the bi-partisan Congressional Budget Office.