The Marshalltown Fire Department  is continuing its investigation into a weekend blaze which destroyed a vacant two-story building in the downtown area.

Shortly after 11 p.m. Saturday, local fire crews were dispatched to a reported structure fire at 110 West Main Street.

Due to the stability of the building after the fire, the structure was deemed a hazard and was torn down.

According to a fire department press release issued this morning, the cause of the fire has been ruled suspicious and the investigation is continuing.

Anyone who may have witnessed suspicious activity involving the fire or any of the other recent fires in the community is asked to contact the Marshalltown Fire Department at (641) 754-5751, the Marshalltown Police Department at (641) 754-5725 or Marshall County Crimestoppers at (641) 753-1234, via text by texting the word “MARSHALL” followed by the tip to “CRIMES” (274637), or online at www.marshallcountycs.com.

All tips are completely anonymous and there is a reward of $500 if the tip results in an arrest.