"The world is a dangerous place," the video narrator says, as CNN video footage of Islamic State fighters plays. "We need a tough, strong leader."
The video then jolts to video footage of Sanders looking confused on a stage at a campaign event as Black Lives Matter activists interrupt him, take the microphone and share their message.
"And it's not this guy," the narrator says, as carnival music plays. The brief video ends with this message on a black screen: “Bernie can’t even defend his microphone. How will he defend the country?”
In sharing the video on various social media platforms, Trump wrote: "We need a strong leader- and fast!"