OTTAWA -- Police say an Ottawa woman working as a nanny faces charges for allegedly assaulting two children.

Ottawa police say the children, who are both under the age of two, were in the woman's care.

They say a 26-year-old woman was charged Friday with two counts of assault and two counts of failure to provide necessaries of life.

Police say the woman has been working with children as a nanny for many years and has also participated in after-school programs.

They say they are concerned that there could be other victims.