Martha proposes again and Jack accepts. Martha soon finds she is pregnant but is unsure of the child's paternity and they have a test which proves Roman is the biological father. Jack is upset but wants to stay with Martha regardless. They marry in the hospital chapel, but Martha is suffering from breast cancer; she collapses several hours later and suffers a miscarriage. Martha recovers after extensive chemotherapy. After acting on a tip from Belle Taylor (Jessica Tovey), who works for the Coastal News, Jack investigates a development site where toxic waste is buried, causing a cancer cluster. He is upset and blames the developers for Martha's illness and is determined to bring them to justice. Jack visits the site at night and is shot in the chest by Angelo Rosetta (Luke Jacobz). Tony arrives on the scene and tries to revive him but he is too late and Jack dies. He later reappears as a vision to a grief-stricken Martha. Reception O'Brien earned various awards nominations for his portrayal of Jack. In 2006, O'Brien won a Logie Award for "Most Popular New Male Talent". The 2007 and 2008 ceremonies saw O'Brien nominated for "Most Popular Actor". O'Brien was nominated for "Best Newcomer" and "Best Couple" along with co-star Jodi Gordon. At the 2007 Inside Soap Awards, O'Brien and Gordon were nominated for "Best Storyline" for Jack and Martha's wedding day. The following year, O'Brien was nominated for "Best Actor", "Sexiest Male" and "Best Couple" with Gordon. At the first Digital Spy Soap Awards, O'Brien was nominated for "Best On-Screen Partnership" with Gordon. References Home and Away characters Fictional Australian police officers Television characters introduced in 2005 Fictional police constables Male characters in television