2/4. A pedestrian is seriously injured after being struck by a car in a residential street, but police are suspicious of the teenaged driver's version of events. Also in HD. [S]
4/4. When a woman dies after being hit by a lorry on her way to play bingo, the team must reconstruct the scene of the crash to find out who's to blame. Also in HD. [S]
3/4. It's Friday night, and desperate 999 calls start flooding in to report a car travelling the wrong way along the motorway - but it still ends in tragedy. Also in HD. [S]
2/4. A pedestrian is seriously injured after being struck by a car in a residential street, but police are suspicious of the teenaged driver's version of events. Also in HD. [S]