ABCNews -- The flu season is barely under way, but a sharp rise in the number of H1N1 swine flu cases is already stretching scarce resources at many hospitals. At the University of California, Davis, Medical Center, in Sacramento, there's been a four-fold increase in H1N1 cases in just three weeks. One of those cases is 4-year-old Ferris Labban, who is fighting off a nasty infection. "Ferris basically went from having the typical flu to a complete collapse of lung and pneumonia in a week," Ferris' mother Wendy Labban said. "This H1N1 is completely aggressive, the way it affects our child's body was unbelievable." Due to the severity of Ferris' condition, doctors inserted a tube into his left lung to drain it of fluid. "The care that he got here was...