Law enforcement says there is no evidence a gunman was motived by racial or ethnic bias, or sought to advance an ideology when he shot and killed eight people at the FedEx Ground facility near Indianapolis on April 15.

After many mass violence incidents, there is often the speculation that the perpetrator has a mental illness, but research suggests that the link is weaker than publicly perceived. And this repeated association leaves millions of Americans suffering from social backlash.

Gov. Eric Holcomb opened the event, highlighting the contributions of Sikh Hoosiers to Indiana's fight against COVID-19 including handmade masks donated early in the pandemic.

The event, expected to draw thousands, comes two weeks after a former FedEx employee fatally shot the eight people, including four members of Indianapolis' Sikh community.

Marion County Prosecutor Ryan Mears is facing mounting criticism for declining to pursue court hearings that could have prevented a man from accessing the guns used to shoot and kill eight people at a FedEx facility in Indianapolis.

A Sikh civil rights organization called on law enforcement Tuesday to investigate whether a former FedEx employee who fatally shot eight people -- four of them Sikhs -- at a FedEx facility in Indianapolis last week had any ties to hate groups.

Indiana's Red Flag law could have stopped 19 year-old Brandon Hole from legally buying the guns he used to kill eight people at a FedEx facility last week, but the Marion County Prosecutor said the law has significant limitations.

The head of Indiana's Senate Democratic caucus called on legislative leaders to work together to help prevent gun violence after Thursday night's mass shooting at an Indianapolis FedEx facility.

A trace of the two guns found by investigators at the scene revealed that suspect legally bought the rifles in July and September of last year

Four of the people killed in Thursday's mass shooting at a FedEx warehouse on the citys southwest side were members of Indianapolis' tight-knit Sikh community.