March 26, 2012 12:24 pm Living Without A Heart An artificial heart is keeping an Alaska native alive until a transplant is available. Christopher Marshall is the first patient to be able to leave a local hospital with a totally artificial heart. US & World Videos 2:03 Girl, 14, arrested in murder of 79-year-old grandmother in Lauderdale Lakes 0:45 Girl, 14, arrested in murder of 79-year-old grandmother in Lauderdale Lakes 0:59 Aerial view of Lauderdale Lakes apartment where 14-year-old allegedly murdered grandmother 1:46 Heat waves getting hotter, longer, and more frequent because of climate change 1:03 More than 2,000 people buried alive in Papua New Guinea landslide, Government says