India, July 16 -- The Trump administration announced new visa rules on Thursday that will make it harder for some foreign students, exchange visitors and journalists to stay in the US. The US Department of Homeland Security (DHS) has issued a new final rule that changes how long certain visas will remain valid.

The new rule applies to F-visas for international students. It also applies to J-visas, which are given to people taking part in cultural exchange programs and allow them to work in the US. The rule also covers I-visas, which are issued to foreign journalists and members of the media.

Right now, people with F, J and I visas can stay in the US for the entire length of their study program, exchange program or media job. Under the n...