Trump walking fine line in supporting Iran protesters

With tweets of solidarity in Farsi and technological tools to circumvent internet shutdowns, U.S. President Donald Trump might be close to exhausting his options to support Iranian protesters rising up against their rulers.

source https://www.reuters.com/article/us-iran-crash-trump/trump-walking-fine-line-in-supporting-iran-protesters-idUSKBN1ZF0ET?feedType=RSS&feedName=worldNews