Wiebo Ludwig,(Alberta farmer) convicted of bombings in 1990s, says he understands frustration that leads to sabotage. RCMP called in members of a local search and rescue team on Saturday to help sift through a 300-metre debris field surrounding the second of two pipeline bombings. "It's likely we'll still be there tomorrow," RCMP spokesman Tim Shields said. Anything out of the ordinary hidden in the long grass and fallen leaves could lead them to the bomber. RCMP also released a partial description of a pickup truck seen leaving the scene the morning of the latest explosion. That blast happened before dawn...