Coast Guard and FBI boarded tankers due to cyberattacks. How big is the risk?

U.S. Coast Guard personnel and FBI agents boarded two Texas-bound energy tankers last month after cyberattacks struck the vessels while they were traveling toward the United States, according to U.S. officials.

U.S. Coast Guard personnel and FBI agents boarded two Texas-bound energy tankers last month after cyberattacks struck the vessels while they were traveling toward the United States, according to U.S. officials.