US Bureau Chief Jeremy Au Yong has been covering the US primary races and noted that with their New York state victories, presidential candidates Donald Trump and Hillary Clinton are on the verge of winning their respective party's nomination. Their rivals will be hard-pressed to beat the front runners. http://str.sg/4ZMj

Philippines Correspondent Raul Dancel said the programme to vaccinate a million children against dengue is proceeding apace in the Philippines. Although it is too early to tell if Dengvaxia is effective and safe enough for everyone, he added that it is better to do something about the dengue scourge than wait and do nothing. http://str.sg/4Zpt

The new BioScreen system which records the thumbprints of travellers arriving in and departing from Singapore by sea, land or air is part of a concerted effort to strengthen Singapore's borders. Reporter Ng Huiwen pointed out that the BioScreen system will help enhance national security while Singapore grows as a global transport hub. http://str.sg/4ZSQ

Third-party ride-hailing app firms like Uber and Grab are making a mockery of the Monetary Authority of Singapore's curb on car loans and the certificate of entitlement system, said Senior Transport Correspondent Christopher Tan. They may not be breaking the rules, but the "light touch" approach should be reviewed. http://str.sg/4ZoL

Kenya's shock deportation of several dozen Taiwanese to China underscores China's growing clout around the world, Associate Editor (Global Affairs) Ravi Velloor said. The move also serves as a warning to incoming Taiwanese President Tsai Ing-wen and her Democratic Progressive Party, to not rock cross-strait ties. http://str.sg/4kvq