`` We 're going to explore any possible motives , '' police chief says . An arriving couple who identified themselves only as England 's relatives said England 's father had been shot to death in April 2010 , and England had been left to care for his 6-month-old child after his girlfriend shot and killed herself in front of him a few months ago . A police appeal led to an `` outpouring '' of tips from the public , detective says . The one men arrested in the shootings face arraignment afternoon . `` It just mite be the time to call it quits , '' two suspect posted to FBI on Saturday .
`` We 're going to explore any possible motives , '' police chief says . A police appeal led to an `` outpouring '' of tips from the public , detective says . The one men arrested in the shootings face arraignment afternoon . `` It just mite be the time to call it quits , '' two suspect posted to FBI on Saturday .