LAS VEGAS -- Former NBA and reality TV star Lamar Odom was hospitalized Tuesday after he was found unconscious at a Nevada brothel, authorities said. A source told ESPN that Odom is fighting for his life and "the next 48 hours are critical." Sheriff Sharon A. Wehrly said in a statement Tuesday that authorities were called at about 3:15 p.m. to Love Ranch in Crystal, Nevada, about 70 miles outside of Las Vegas, for a report of an unresponsive man needing an ambulance.  Odom, 35, was stabilized and taken to Desert View Hospital in nearby Pahrump, the statement said. Officials then tried to have him airlifted to Las Vegas, but the 6-foot-10 Odom was too tall for the helicopter that was available, so he was driven by ambulance to Sunrise Hospital and Medical Center.  Wehrly said Wednesday that investigators sought a warrant to obtain a blood sample to determine if Odom suffered a drug or alcohol overdose. Lakers star  Kobe Bryant, who exited Tuesday's exhibition game -- also...