Defense Secretary Donald Rumsfeld has directed the Defense Department to prepare a new investment plan that significantly increases spending on non-lethal weapons, laying the groundwork for their wider use, according to military sources. Rumsfeld called for the revised investment plan in classified strategic planning guidance issued earlier this year, noting that the military will increasingly require non-lethal technologies for counterterrorism operations and homeland defense, according to sources familiar with the document. The Joint Program Office for Nonlethal Weapons in Quantico,...