KIEV, June 3 ??“ Internal Affairs Minister Vasyl Tsushko, a central figure in the recent standoff between the president and prime minister, is under investigation for ordering an attack on the general prosecutor??™s office, an official said Saturday.

Tsushko, who sent special police forces to prevent the appointment of a Yushchenko loyalist to the top post at the prosecutor general??™s office, is currently recovering from a heart problem in a German hospital.