NEW : Thousands in Warsaw mourn death of President Lech Kaczynski . The Polish capital is still reeling from the shock and grief caused by his death. Russian officials said that 97 people were killed when the plane carrying Kaczynski crashed as it was trying to land at an airport near the city of Smolensk . 97 people confirmed killed according to Russian emergency minister . `` Entire top military brass '' appears to have died in crash , says one political observer .
NEW : Thousands in Warsaw mourn death of President Lech Kaczynski . The Polish capital is still reeling from the shock and grief caused by his death. 97 people confirmed killed according to Russian emergency minister . `` Entire top military brass '' appears to have died in crash , says one political observer .