"Together with all Albertans, I am deeply saddened by the terrible shooting in Connecticut. My heart and prayers are with all of the families," said Premier Alison Redford in light of the horrific school shooting in Newtown, Connecticut on Friday.
Calgary mayor Naheed Nenshi said, "I know all Calgarians' thoughts and prayers are with our neighbours."
Many Albertans took to social media to express their grief and anger over the shooting.
"There is 1 consumer product that is designed and engineered to take life away from living things. This product has no other uses," said KC Halas about guns on Facebook.
"I am stunned by the shooting in Connecticut. I started crying in my car driving home," said Jann Arden on Twitter.
"The horror for these families. I am so sorry," she added.
Story continues below..
Prime Minister Stephen Harper also posted a message on Twitter stating, "The news is just awful. "The thoughts and prayers of Canadians are with the students and families in Connecticut affected by this senseless violence."
Police reported 27 deaths, including 20 children, six adults and the shooter, according to the Associated Press.
LIVE BLOG UPDATES BELOW
With files from the Canadian Press