The 158th Oxford v Cambridge Boat Race - in pictures

Race umpire John Garrett (c), Roel Haen (l) of Oxford and Niles Garratt (r) of Cambridge at the toss Photograph: Richard Heathcote/Getty Images

The Cambridge crew take to the water Photograph: Richard Heathcote/Getty Images

The crews race under the Hammersmith Bridge Photograph: Richard Heathcote/Getty Images

Spectators watch the Boat Race from a comfortable vantage point Photograph: Steven Paston/Action Images

The Oxford crew look on as a man swims in the water and disrupts the race Photograph: Richard Heathcote/Getty Images

Trenton Oldfield in the water Photograph: Paul Hackett/Reuters

The race was halted as the RNLI lead away Oldfield after he interrupted the race. Photograph: Anthony Devlin/PA

Oldfield is taken from the Thames on an RNLI boat Photograph: Leon Neal/AFP/Getty Images

Police escort Oldfield away after he swam across the Thames and forced the race to be restarted Photograph: EPA

The crews prepare for the restart of the race Photograph: Richard Heathcote/Getty Images

Umpire John Garrett restarts the race Photograph: Richard Heathcote/Getty Images

The crews clash, resulting in a broken blade for Dr Hanno Wienshausen of Oxford Photograph: Richard Heathcote/Getty Images

The Oxford crew fall behind after the clash Photograph: Clive Rose/Getty Images

Cambridge celebrate after crossing the line Photograph: Luke Macgregor/Reuters

Oxford rowers Roel Haen, Dan Harvey and Hanno Wienhausen, who lost his paddle, after the race Photograph: Paul Hackett/Reuters

Oxford's bow, Dr Alexander Woods, collapses at the end of the race Photograph: Peter Cziborra/Action Images

Oxford's number two, the American William Zeng, tries to revive Woods Photograph: Leon Neal/AFP/Getty Images

Paramedics attend to Woods after he collapsed in the boat at the end of the race Photograph: Justin Tallis/AFP/Getty Images

Oxford's Alex Davidson is comforted after the loss Photograph: Justin Tallis/AFP/Getty Images

Oxford cox Zoe de Toledo at the end of the race Photograph: Clive Rose/Getty Images