Candlelight vigil held for victims of mass stabbing in China

As wax begins melting onto the ground and bouquets of flowers pile up nearby, residents of China's Kunming city mourn. They're gathered in front of a train station where officials say knife-wielding attackers stabbed 29 people to death and injured more than 130 others. A migrant worker from a neighboring province explains the vigil. (SOUNDBITE)(Mandarin) MIGRANT WORKER WU BAO SAYING: "The 3.1 represents March the 1st for the compatriots who left us yesterday. It's hard to express. Of course I feel terrible, everyone feels terrible." Security maintained a heavy presence around the station on Sunday evening. The area by ticket offices where the attack took place remained closed off. A pile of unclaimed traveling bags still lies on the floor. Back at the vigil, the grief continues. (SOUNDBITE) (Mandarin) SECURITY GUARD RESIDENT CHEN BING SAYING: "I'm from Kunming. Yesterday I came back from outside the city and I heard about this