NORRISTOWN, Pa., Nov. 13 (UPI) -- A troubled American teenager communicated online with the Finnish teen responsible for shooting eight people at his school, a prosecutor confirmed Tuesday.

JOKELA, Finland, Nov. 12 (UPI) -- Police in Finland are investigating whether a teenager who killed eight classmates had Internet contact with an American teen who also plotted a school attack.

HELSINKI, Finland, Nov. 10 (UPI) -- Police believe a teenager in Finland who killed eight classmates had contact over the Internet with a youth planning a similar event in the United States.

TUUSULA, Finland, Nov. 8 (UPI) -- The teenage gunman who killed eight people at a high school in Finland had stockpiled a large supply of ammunition before to his deadly rampage.

HELSINKI, Finland, Nov. 7 (UPI) -- An 18-year-old gunman killed eight people in a school in southern Finland Wednesday before fatally wounding himself with a shot to the head, police said.