A Senate committee began 11 days of hearings on Wednesday on the federal government's controversial omnibus crime bill.

The Senate committee reviewing the government's omnibus crime bill Monday passed amendments introduced by the Conservatives, confirming the government's desire to change parts of the controversial bill.

A Supreme Court ruling in 1990 means delayed cases can be dismissed, and the Canadian Bar Association worries the proposed omnibus crime bill will mean more accused will go free.

Opposition parties, justice and corrections professionals, the Canadian Bar Association and other interest groups have raised concerns about the Conservatives' omnibus crime bill, which is expected to pass this week. We take a look at some of the most common objections to the legislation.