Washington DC, March 2 -- The US Department of Homeland Security has issued a warning about possible lone-wolf and cyberattacks in the country amid ongoing US military strikes in Iran, according to a law enforcement bulletin obtained by ABC News.

The bulletin, issued on Saturday, cautioned that while a large-scale physical attack is considered unlikely, Iran and its proxies continue to pose a persistent threat of targeted attacks on US soil and could escalate retaliatory actions if reports of the death of Iran's Supreme Leader Ayatollah were confirmed.

"Although a large-scale physical attack is unlikely, Iran and its proxies probably pose a persistent threat of targeted attacks in the Homeland, and will almost certainly escalate retalia...