Because some vaccines are given at the same peak age of SIDS (1-6 months) we were concerned if the vaccines might be increasing the risk of SIDS. Studies have shown that not only was there no increase but vaccines actually decreased the SIDS rate. Is the person standing outside the bank being robbed a "lookout" or an innocent bystander that does not even know the bank is being robbed? That is the question science has to answer.
http://www.nationalacademies.org/hmd/Reports/2003/Immunization-Safety-Review-Vaccinations-and-Sudden-Unexpected-Death-in-Infancy.aspx