Here is the latest Iowa news from The Associated Press

SIBLEY, Iowa (AP) — Authorities are trying to determine what caused an explosion that injured five people performing electrical work at a manufacturing plant in northwest Iowa. The Osceola County Sheriff’s office says the explosion happened at the Timewell Tile plant in Sibley on Saturday morning while workers were switching some power lines to a newer transformer. Lieutenant Seth Hoffman says five men sustained burns in the accident. Some of the burns were extensive, but authorities didn’t immediately release their names yesterday.

TOLEDO, Iowa (AP) — Human rights lawyers are questioning the Iowa Juvenile Home’s use of solitary rooms for teen girls in foster care for months at a time. The Des Moines Register reports the state-run home where as many as 57 youths with behavior issues are treated uses isolation cells and sometimes withholds classroom instruction to control behavior.

DES MOINES, Iowa (AP) — Iowa’s 911 system is working again after a problem that routed some calls to out-of-town call centers. The Des Moines Register reports problems started Friday evening and continued until Saturday. David Lingren, executive director of the Iowa Communications Network, says most of the system was operating normally by Saturday morning.

DECORAH, Iowa (AP) — Authorities believe that someone who was reported missing on the Upper Iowa River this weekend likely drowned. KCRG reports rescue crews were still looking for the person yesterday. Witnesses say someone went underwater near a dam east of Decorah on Saturday.