Although the Lions got DT Ndamukong Suh with the No. 2 overall pick this year .
Although the Lions added DEs Kyle Vanden Bosch and Corey Williams , their secondary is weak and highly susceptible to giving up big plays .
Although the Lions got DT Ndamukong Suh with the No. 2 overall pick this year and added DEs Kyle Vanden Bosch and Corey Williams , their secondary is weak and highly susceptible to giving up big plays .