Business Insider went inside a Ukrainian factory building ground robots for deadly missions soldiers can no longer risk.

A top Ukrainian defense official said soldiers may eventually be unable to penetrate the kill zone because it's becoming so dangerous.

Ukraine's Frontline Robotics makes a remote weapons station that used to be stationary but can now be put on a robot to make a "small tank."

Business Insider went inside a Ukrainian factory building ground robots for deadly missions soldiers can no longer risk.

Ukrainian firms, especially, showed off combat-proven unmanned ground vehicles, but at least one experts isn't convinced of a wider use-case, yet.