martha raddatz with late reporting. the developing headline tonight from purdue university. authorities investigating the murder of a college student in his dorm room. his roommate is under arrest. tonight, alec baldwin and producers reaching a settlement with the family of cinematographer halyna hutchins executive producer on the movie going forward. but does this change potential criminal lablt? chilling new video showing the apparent kidnapping of four family members in california. tonight, a suspect in custody. but where is the family? the war in ukraine. and even as vladimir putin signs russia s so-called new territories into law, tonight here, the new images. ukrainian forces gaining ground in some of those very territories. ian pannell in ukraine. in the u.s., gas prices in the months ahead. tonight, ope c pushing ahead wih the biggest cut in oil production since the start of the pandemic. in new york city, who was the mystery man spotted running along the