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emergency services were on the scene of the crash at Granges-pres-Marnand in the Vaud canton, around 31 miles southwest of the capital, Bern.<br></br>

According to local media, four of the 44 people injured were seriously hurt.<br></br>

Police spokesman Jean-Christophe Sauterel said that rescue operations were still under way.<br></br>

Pictures of the scene showed the two trains still on the tracks with the cabs crumpled into each other. Broken glass lay on the floor of the carriages.<br></br>

The head-on collision happened around 100m from a station at 7pm (local time).<br></br>

One witness said that as their train left the station, another ploughed straight into the front of them.