Regarding the two approaches to the rights of suspects listed below:

1. Crime Control model - where focus is on catching and convicting criminals

2. Due Process model - where emphasis is on ensuring a fair process to deal with criminal suspects

There is an understanding that in Canada we try to seek a balance between these two model. This means that sometimes guilty people go free because of mistakes the police might have made. Please elaborate about your thoughts on the topic, also pointing out 2 examples of cases in Canada where this has happened.