India, Dec. 15 -- Investigators are continuing to probe the deadly shooting at US' Brown University that left two students dead and nine others injured. The attack unfolded on Saturday afternoon inside an academic building where final exam activities were underway.

As details emerged, attention turned to Rachel Friedberg, a long-serving economics professor whose course was linked to the classroom where the shooting occurred. Friedberg provided an account of the chaos inside the room. There were questions about her role in the incident and whether she may have been deliberately targeted.

Authorities, however, have not identified a motive or confirmed the identity of the victims. Police say a person of interest has been detained, but have...