Some light rail services were suspended for hours on Wednesday after a collision between two trains in Yuen Long. Three people were injured and the MTR Corporation say it is not ruling out human error. Natale Ching reports:

Police have laid a holding charge against a 17-year-old man with one count of wounding. His case will be mentioned at Eastern Magistrates’ Courts on Thursday morning. The teenager was arrested on Wednesday after allegedly attacking two security guards with a knife near the Central Government Offices. Officers say the suspect has a history of autism. Elvis Yu reports:

The High Court says it needs time to consider whether to hold a judicial review into the government's move to force a civil servant to resign after he questioned the need to declare allegiance to the SAR. Kelly Yu reports:

Environment Secretary Tse Chin-wan says Hong Kong will have no choice but to continue to ban aquatic products from 10 Japanese prefectures if Tokyo goes ahead with a plan to release more wastewater from the tsunami-crippled Fukushima nuclear plant on Thursday. Damon Pang reports:

Chinese University researchers are calling on doctors to reduce the dosage of a steroid medicine for arthritis patients, or discontinue it altogether. In their study of 12,000 patients over an eight-year period, it found 30 percent had used prednisolone, which was known to increase the risk of cardiovascular events, such as heart attacks and angina. Professor Tam Lai-shan from the university's Faculty of Medicine said previous studies suggested the drug was safe to use for a short time. But their study showed a daily dose of five milligrams or more increased cardiovascular risks by seven percent for every month it was used. She told Samantha Butler that a lower dose of four milligrams carried the same risk as not taking the drug:

China says it welcomes an upcoming visit by US Senate Majority Leader Chuck Schumer and other senior lawmakers. Next week's delegation will be the latest in a series of visits to China by American officials. Todd Harding reports:

Indonesian authorities say they will deport two Chinese nationals wanted by Beijing in relation to a murder case. Natale Ching reports: