Facing multimillion dollar sex-abuse settlements, Los Angeles Unified signed contracts Friday to buy five liability insurance policies for the next fiscal year starting Monday, but was unable to get coverage for molestation, officials said. The premiums total $2.2 million -- about $1 million less than LAUSD paid this year -- but exclude coverage for molestation, a spokesman said. .. Details of the policies, including the names of the carriers and the total amount of coverage, were unavailable. ... It also has offered to pay $17 million to settle 40 additional claims, .. The district had been counting on insurance to...