Yes please do ask if you need any help.
Did a search for the incident involving your cousin and found the following
The Tarnak Farm incident refers to the killing of four Canadian soldiers and the injury of eight others from the 3rd Battalion Princess Patricia's Canadian Light Infantry Battle Group (3PPCLIBG) on the night of April 17, 2002, near Kandahar,Afghanistan.
The four killed were:
Sgt Marc D. Leger, Age: 29, from Lancaster, Ontario.
Cpl Ainsworth Dyer, Age: 24, Montreal, Quebec.
Pte Richard Green, Age: 21, Mill Cove, Nova Scotia.
Pte Nathan Lloyd Smith, Age: 27, Porters Lake, Nova Scotia.
The eight wounded men include:
Sgt Lorne Ford, Age: 33, Brampton, Ontario
Cpl René Paquette, Age: 33, Winnipeg, Manitoba
Cpl Brett Perry, Age: 26, Winnipeg, Manitoba
Pte Norman Link, Age: 24, Grande Prairie, Alberta
Cpl Brian Decaire, Age: 25, Winnipeg, Manitoba
MCpl Curtis Hollister, Age: 29, Cupar, Saskatchewan
MCpl Stan Clark, Age: 35, Vancouver, British Columbia
Cpl. Shane Brennan, Age: 28, Collingwood, Ontario
I hope you dont mind me posting this information, if it upsets you I will remove it.
More information about this tragic incident
http://en.wikipedia.org/wiki/Tarnak_Farm_incident