United Kingdom, Jan. 28 -- Selena Gomez broke down in tears over Donald Trump's new deportation plans.

The 'Only Murders In The Building' star - whose family is from Mexico - shared an emotional video after almost 1,000 people were arrested over three days across major cities in the United States as part of the Immigration and Customs Enforcement raids.

In a since-deleted post on Instagram, she cried: "I just want to say that I'm so sorry. All my people are getting attacked.

"The children. I don't understand. I'm so sorry I wish I could do something but I can't.

"I don't know what to do. I'll try everything, I promise."

She captioned the video with a Mexican flag emoji, and added: "I'm sorry."

The 32-year-old star was met with fierc...