Blood stains and broken glass were still seen at an entrance to Brussels' Maelbeek metro station after the deadly terrorist attack on Tuesday. <br /> <br />The entrance was relatively inconspicuous and was not cordoned off by the police, who have prohibited passage at the main entrances to the station. <br /> <br />Tuesday's blasts targeted Brussels' Zaventem airport and Maelbeek metro station. The blasts killed at least 34 people and injured more than 200.
