DHAKA, Bangladesh Scientists have identified the first cluster infection of the Zika virus in Bangladesh’s capital, Dhaka, marking the first instance of multiple infections detected in one location. This development raises concerns for the densely populated city of 20 million, already grappling with high cases of mosquito-borne diseases like dengue. According to a study by the International Centre for Diarrhoeal Disease Research, Bangladesh (icddr,b), five cases of Zika virus have been