How to get the value of checkbox in the DataGridView?

In a DataGridView,There is a column,It's type is "DataGridViewCheckBoxColumn",How can I get the status of this checkbox?

ArrayList aList = new ArrayList();

foreach (DataGridViewRow row in dgv_Leaguer_Info.Rows)
            {
                bool bChecked = ???;
                if ( bChecked )
                {
                    aList.Add(row.Cells[0].Value.ToString());
                }
            }

TKS!