Montana political leaders added their voices Monday morning condemning the mass murders at a Las Vegas concert.

Officials said the death toll in the Sunday night shooting has grown to nearly 60, and the number of injured was increased to about 500.

Authorities said the incident is the worst mass shooting in modern U.S. history.

U.S. Senator Jon Tester issued the following statement in response to the shooting:

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“There are no words that can capture the devastating loss, overwhelming anger and deep sorrow that we all feel today. In times of horrific tragedy, the strength of this nation is tested, and it’s my hope that we can rise together, lift our neighbors up, and emerge stronger with healing in our hearts.”

Early on Monday morning Montana’s other U.S. Senator, Republican Steve Daines issued the following statement on his Twitter account: “Waking up to the horrifying news out of Vegas — I’m praying for the victims, their families and the brave first responders.”

Montana Attorney General Tim Fox released the following statement regarding Sunday night’s shooting in Las Vegas:

“The horror of Sunday night will be forever burned into this country’s memory. While acts of evil test our resolve, we must stand firm against hate and violence, and join together to combat those who wish to harm our citizens. My thoughts and prayers go out to those who’ve been injured, as well as to the friends and loved ones of those who lost their lives.”

Governor Steve Bullock has ordered that flags in Montana be flown at half-staff in response to the shootings in Las Vegas.

“I’m ordering all flags in Montana to be flown at half-staff for the victims and families of one of the deadliest shootings in history,” Gov. Bullock tweeted on Monday morning.