Trump, who has proposed banning all Muslim immigrants from entering the United States, first tweeted "Really bad shooting in Orlando. Police investigating possible terrorism. Many people dead and wounded."Related: Here's Everything We Know So Far About the Florida Nightclub Shooting
Trump also fired back at President Barack Obama following his statement on the shooting.Horrific incident in FL. Praying for all the victims & their families. When will this stop? When will we get tough, smart & vigilant?
— Donald J. Trump (@realDonaldTrump) June 12, 2016[
Appreciate the congrats for being right on radical Islamic terrorism, I don't want congrats, I want toughness & vigilance. We must be smart!
— Donald J. Trump (@realDonaldTrump)](https://twitter.com/realDonaldTrump/status/742019961946791939)June 12, 2016
Clinton also weighed in.Is President Obama going to finally mention the words radical Islamic terrorism? If he doesn't he should immediately resign in disgrace!
— Donald J. Trump (@realDonaldTrump)June 12, 2016
Clinton tweeted the same statement in Spanish. After more information about the shooting came out, the former secretary of state issued another more detailed statement.Woke up to hear the devastating news from FL. As we wait for more information, my thoughts are with those affected by this horrific act. -H
— Hillary Clinton (@HillaryClinton) June 12, 2016
Democratic presidential candidate Bernie Sanders spoke to NBC's "Meet the Press" on Sunday morning and described the attacks as "unthinkable" and "horrific." Sanders also reiterated his position on gun control. "I've believed that we should not be selling automatic weapons which are designed to kill people, and we've got to do everything we can on top of that to make sure that guns do not fall into the hands of people who should not have them," he said.Florida's Republican Senator Marco Rubio urged people in Central Florida to donate blood to help victims wounded in the shooting. Around 53 people were injured, and many are reportedly in critical condition.Related: President Obama Says Florida Nightclub Shooting is an 'Act of Terrorism'
Other politicians also tweeted their sympathies.Our prayers are with those injured and killed early this morning in horrifying act of terror in Orlando.
— Marco Rubio (@marcorubio)June 12, 2016
We pray for those brutally attacked in Orlando. While we must learn more about the attacker, the victims & families will not be forgotten.
— Paul Ryan (@SpeakerRyan)June 12, 2016
The country's first openly lesbian senator, Tammy Baldwin, a Democrat from Wisconsin, released a statement saying the attack wasn't just on the LGBT community but on "the freedoms we all hold dear."My statement on the — Leader McConnell (@SenateMajLdr)June 12, 2016
Reuters contributed to this reportMy statement on the historic tragedy in Orlando: — Sen. Tammy Baldwin (@SenatorBaldwin)June 12, 2016