In July 2010, he made his first public appearance since falling ill, greeting science center workers and giving a television interview to Mesa Redonda in which he discussed US tensions with Iran and North Korea
Mu Julayi 2010, adawonekera koyamba pagulu kuyambira pomwe adadwala, akupereka moni kwa ogwira ntchito kusukulu yasayansi ndikupereka kuyankhulana pawailesi yakanema kwa Mesa Redonda pomwe adakambirana za mikangano ya US ndi Iran ndi North Korea 