Cambodia marked a national day of mourning Thursday, grieving the more than 300 people who were killed in Monday's stampede at a water festival in the capital of Phnom Penh. Gneth Srey Keang, 18, the sister of Gneth Srey Neang, who was killed in the bridge stampede on Nov. 22, attends a ceremony Thursday for the victims during a national day of mourning in Phnom Penh. (Chor Sokunthea/Reuters) Prime Minister Hun Sen and his wife Bun Rany wiped away tears as they lit incense in memory of the at least 347 people who were killed. At least 395 more were injured and some people are still missing. Police now estimate that there were between 7,000 and 8,000 people on the suspension bridge at the time of the stampede. The bridge started to sway, people...