NEW : A raid frees the four aid workers , the Kenyan government claims . The aid workers are with the Norwegian Refugee Council . The abductors get away with a refugee council vehicle . In October , pirates made another cross-border raid , this time snatching a French woman in her 60s , who used a wheelchair and was believed to be in bad health , from a holiday home on Manda Island , where she lived part of the year . Kenya has blamed previous abductions on the militant al - Qaeda group .
NEW : A raid frees the four aid workers , the Kenyan government claims . The aid workers are with the Norwegian Refugee Council . The abductors get away with a refugee council vehicle . Kenya has blamed previous abductions on the militant al - Qaeda group .