London bureau chief Henry Chu on the plume of volcanic ash across the pond; reporter Cara Mia DiMassa discusses the recent spate of earthquakes; reporters Ralph Vartabedian and Ken Bensinger on the latest Toyota news; reporter Michael Rothfeld shares his insights on the state Democratic convention; reporter Joe Flint has details about Conan O'Brien's "very funny" choice to move to TBS; and reporter Mike Anton on how surfboard manufacturers are looking to ride the eco-friendly wave.