India, July 28 -- Young metro Atlanta inventor Julian Brown, who has been missing for about two weeks, shared an unsettling last social media post before his disappearance. The circumstances around Brown's disappearance remain unclear, but many on social media believe he may have been targeted for his invention. Brown recently went viral for his invention - 'Plastoline' - which converts old plastics into usable fuels like gasoline, diesel, and jet fuel.

In Brown's last Instagram post before he went missing, he was seen saying in a video that some "very, very, odd stuff" was going on that "I'm certainly under attack." He added that could not "go into so much detail," and urged his followers to have their "eyes open." He added that he was ...