News At Seven-Thirty highlights: Gov’t warned of increase in jobless rate; Healthcare reforms consultations may be delayed; Investigation into US Airways crash difficult; North Korea ready for nuclear weapons; At least 4 killed in suicide car bombing; Obama kicked off Whistle Stop Tour; Political party want to regulate online traders; 4 people injured in three-vehicle collision; HK Post released Year of the Ox stamp collection; Thousands applied for Queensland caretaker; Obama's half-brother in Shenzhen concert.