<p><br /> Four people died and a policeman has been seriously wounded in a town in southwestern Germany on Sunday, after an explosion in an apartment building and a shooting in a neighbouring hospital that authorities believed were linked.<br /> </p><p><br /> Officials said two people were found dead in an apartment building that burst into flames after an explosion in the town of Loerrach, near the Swiss and French borders.<br /> </p><p><br /> Another woman, armed with a weapon, was seen running from the blast site into the neighbouring St. Elisabeth hospital, where she opened fire, killing a member of the hospital staff, eyewitnesses said.<br /> </p><p><br /> The woman then turned her gun on officers responding to the shooting and was killed in an exchange of gunfire, according to officials.<br /> </p><p><br /> One police officer was seriously wounded, but authorities believed there were no other victims in the hospital.<br /> </p><p><br /> Authorities are still searching for a motive for the shooting.<br /> </p>
