how to show image in data grid view

// code for gridview data from the data base.but not show image data,only cross mark showing.
private void btn_load_Click_1(object sender, EventArgs e)
{
try
{
SqlConnection con = new SqlConnection(@"Data Source=.\SQLEXPRESS;AttachDbFilename=C:\Users\Keltron_Project\Documents\imgdb.mdf;Integrated Security=True;Connect Timeout=30;User Instance=True");
con.Open();
SqlDataAdapter da = new SqlDataAdapter("select * from imgstore ", con);
DataSet ds = new DataSet();
da.Fill(ds);
con.Close();
//dataGridView1.AutoGenerateColumns = false;
// if (ds.Tables[0].Rows.Count > 0)
// {
dataGridView1.DataSource = ds.Tables[0];
dataGridView1.AutoGenerateColumns = false;
// }
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}


}

pls hlp