As news of the blasts in Boston began to break Monday afternoon, people in the area turned to social media to share updates on what was happening and to tell their loved ones they were OK.
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Authorities and first responders used Twitter to relay real-time updates. The Boston police department confirmed the explosion in a tweet at 3:39 p.m. ET and continued to send information via tweets throughout the day.
People in the area reported losing cellphone service after the explosions. The Massachusetts Emergency Management Agency sent a
tweettelling people to try to use text messaging instead.
"If you are trying to reach friends or family and can't get through via phone, try texting instead (less bandwidth)," the agency said.