sentences:  Third, after the Supreme Court of Ohio ruled that the university's liability insurance policies were applicable to the bus driver because the coach retained control over the driver, a total of $21 million coverage was added to the pool.At that point, the insurance companies holding the first two layers of the university's insurance coverage tendered their respective policy limits, of $1 million and $5 million, in the spring of 2011.On July 29, 2011, the last insurer for Bluffton University, with limits of $15 million, agreed to pay an additional $11 million, to be allocated among claimants according to their agreement.