sensationalism       
noun [ U ]  disapproving uk/senˈseɪ.ʃən.əl.ɪ.zəm/ us/senˈseɪ.ʃən.əl.ɪ.zəm/
 (报纸、电视等的)制造轰动效应,耸人听闻
the act by newspapers, television, etc. of presenting information in a way that is shocking or exciting
  The newspaper has been accused of sensationalism in its coverage of the murders. 报纸被指责在报道谋杀案时故意耸人听闻。