The administration of U.S. President Joe Biden is working to send an additional battery of Patriot air defense system to Ukraine. The U.S. and its allies are trying to meet the country’s demand for additional air defense equipment to repel increased Russian attacks. Read also: Zelenskyy-Blinken Kyiv meeting: talks on Patriot supply and Global Summit The U.S. wants to send one battery along with the radars, sources said. Ukraine’s European allies are also working on plans to send Kyiv additional air defense systems from their stockpiles, Bloomberg’s sources added. The Patriot battery consists o…