Controversy and drama rife in Australian Open

Jellyfish, smashed rackets and illegal grunts - the Australian Open has delivered plenty of drama this year. The four top seeded men hit the court today to secure their spot in this weekend's final. Meanwhile women's top seed Aryna Sabalenka has punched her way to her fourth final in a row, but not without a bit of controversy. Sports reporter Jamie Wall spoke to Lisa Owen.