Jet-setting tennis star Matteo Arnaldi jokes that he’s a citizen of the world but the world No.37 can’t help but feel more than a little bit Australian thanks to some fortuitous events two years ago. Jet-setting tennis star Matteo Arnaldi jokes that he’s a citizen of the world but the world No.37 can’t help but feel more than a little bit Australian thanks to some fortuitous events two years ago. Sport / Tennis Sydney Morning Herald – Latest News