Iowa’s representatives at the World Trade Organization talks hope to get to work today after yesterday’s rocky start. Seattle police used pepper gas, tear gas, and rubber bullets to clear protesters without success. Iowa Congressman Jim Nussle had to walk through pepper spray on the way to a conference call with reporters. Nussle says the problems didn’t bother him.Nussle, a republican representing the second district, says he decided to attend the talks after questioning their value.Nussle says it is worth the time to attend the talks. Congressman Leonard Boswell says he wants to ensure that the talks result in fair biotechnology rules.