VIDEO #2: BD athletes Sonnie Trotter and Alex Honnold make one-day ascent of 28-pitch 5.13a in Mexico from Black Diamond Equipment on Vimeo.

Video by Black Diamond Equipment - This is the second in a four-part series about Sonnie Trotter and Alex Honnold making the first one-day ascent of Logical Progression, a 28-pitch 5.13a route on El Gigante in Mexico's Basaseachi National Park. Read Sonnie's essay and see Andrew Burr's photos about the climb here.