On Friday, the United States military announced that it has found more suspected shipments of live anthrax than earlier thought. The shipments are found both in the country and abroad. According to the military, sweeping review of practices has been ordered to inactivate the bacteria.

According to a statement by the Pentagon, more than 10 states of the country could have received the suspected samples. No risk has yet been found to public, while there is an extremely low risk to workers of the lab, the statement said. The Pentagon has asked all laboratories to stop operating with samples that are sent by the Defense Department.

Earlier, it was revealed that about four United States civilians have started taking preventive measures that include vaccine for anthrax and antibiotics. In addition, more than 20 individuals at the base in South Korea were also asked to take precautionary medical measures.

According to reports, the suspected live samples were transported from a United States Army base in Utah, the Dugway Proving Ground. Earlier, the military revealed that suspected live samples were shipped to about nine states and a US air base in South Korea. According to an official, the suspected shipments were from March Last year to this year’s April.

As per a statement by US officials, “The suspect sample sent to Australia came from a 2008 batch from Dugway. In all, a total of 24 laboratories received the suspect samples”.

Regarding the issue, top Republican and Democrat on the Senate homeland security committee wrote to Defense Secretary Ash Carter. They said that saying the incident could threaten countless human lives and caused millions of dollars in damage. According to the Pentagon, undersecretary of defense for acquisition, Frank Kendall, will lead the review.