The content originally appeared on: Trinidad and Tobago Newsday News File photo of police cars on a murder scene. - Photo by Jeff K Mayers AROUND 9.30 pm, a lone gunman opened fire on a group of people, killing two and injuring two others at Zone Eight, Mt Zion Road, Arima, on Thursday night. Amy Walcott, 21, was nine months pregnant and died at the scene. Also shot were 16-year-old Valencia high-school student Roshan Ali, 18-year-old Daniel Alibocas and 13-year-old […]