Hawk Central: Is Tim Lester's Shanahan offense too complicated to work at Iowa?

As Iowa licks its wounds from a 16-13 loss at Iowa State, the Hawkeyes' ineffective passing game remains the top focus. The Register's Tyler Tachman and Chad Leistikow dig into the bubbling questions that Tim Lester's offense could be too refined to get right at the college level. We also preview Iowa vs. UMass with five big questions and offer our predictions.