News Briefs (7/22/02 Florida Trend) DeLand “ Mariner Post-Acute Network Inc. of Atlanta says it will close its 180-bed DeLand nursing home as part of the companyÍs Chapter 11 bankruptcy reorganization. The move will force 160 residents to find other accommodations. The company blamed the closure on rising litigation costs, which it says will reach $12,000 per bed in 2002.