STORM LAKE — A 30-year-old northwest Iowa woman who posed as a nurse so she could get prescription drugs has been sentenced to prison. Kayleen Stallman, formerly Kayleen Leedahl, was sentenced on Monday to 10 years in prison. She’d pleaded guilty to three counts of felony obtaining or attempting to obtain a prescription drug by deceit. She also pleaded guilty to five misdemeanor counts of the same charge. Police and court documents state she posed as a nurse over nearly four months in 2013.