India, Aug. 9 -- An Indian national accused of killing his 19-year-old girlfriend in Arizona was arrested in Germany after allegedly fleeing the US on a flight bound for Europe, as details of his troubled history and the victim's plans to end their relationship emerged.

The 20-year-old, identified as Varun Batchigari, is suspected of first-degree murder in the death of college student Julissa Rubi Salazar, who was found dead inside her apartment near the University of Arizona in Tucson on Thursday local time.

According to the Tucson Police department, cited by the New York Post, officers responded to the apartment around 4 pm after Salazar's family requested a welfare check. She was found unresponsive and had signs of trauma.

Investiga...