Chad Broyles (Curatorial Specialist, IODP JRSO) holds a freshly cut whole-round section for Hannah Liddy (Organic Geochemist, University of Southern California, USA) to sample. This sample will be taken to the Geochemistry Laboratory and heated to drive off the gases trapped within the sediment matrix, then the composition of the gases will be analyzed. (Credit: Bill Crawford, IODP JRSO) [Photo ID: exp355_158]