ROUGH CUT (NO REPORTER NARRATION)<br/> <br />STORY: Environmental groups and families of Kenyans killed in the September attack on Monday planted trees in memory of those who met their death during the four day mall siege.<br/> <br />A memorial plaque was erected and 70 trees planted for each each victim in a protected park north of Nairobi's Central Business District (CBD).<br/> <br />At least 67 people perished in the attack and hundred others injured after assailants associated with Somali militants, al-Shabaab, put the mall under siege trapping weekend shoppers at the upscale mall frequented by diplomats, experts and upper class Kenyans.<br/> <br />30-year-old Rapul Metul Shah lost her husband in the attack, expressed her gratitude for the site saying it offered bereaved families a platform to pay tribute to their loved ones.<br/> <br />"It is amazing what they have done, we are so humbled, we are so honored to be here. You know tree planting is such a noble cause and through this Metul and all the others