OMAHA, Neb. & DES MOINES, Iowa–(BUSINESS WIRE)– #30daysfree–Three U-Haul® Companies are offering 30 days of free self-storage and U-Box® container use at 35 U-Haul centers across Nebraska and Iowa to residents impacted by record rainfall and flooding. In Omaha, intense storms on Wednesday made it one of the city’s wettest days on record. Flash flooding also hit parts of Iowa, with excessive rain prompting warnings in some counties and increasing the threat of river flooding. Many homeowners and businesses