1.   He was being held by the Ottawa Police Department on an immigration warrant.

2.   In Canada, Kopp is wanted on an immigration warrant and for questioning in the shootings of three doctors here.

3.   In Canada, Kopp is wanted on an immigration warrant and for questioning in the shootings of three doctors here, all of whom survived.

4.   Canadian police arrested Lai Changxing and his wife on an immigration warrant earlier this week.

5.   Kopp was named in a Canadian immigration warrant last week after police confirmed he had entered Canada.