A woman has died and five people have been injured after a large eucalyptus tree fell during a wedding in Southern California.

The bridal party were lining up to have photographs taken inwhen the tree, estimated to be around 60-feet tall, collapsed.

In an official police statement,

#Breaking – Rescuers in #Whittier r working 2 free victims trapped after a large tree fell on a wedding party. @NBCLA live with updates now. pic.twitter.com/iUJrfsQyBS

— Gadi Schwartz (@GadiNBC) December 18, 2016

According to witnesses, a loud crack was heard as the tree fell.

Photographer Gilbert Duran was taking pictures of a

Tree fell on ppl at Penn park #penn #whittier #LACoFD @WhittierNews pic.twitter.com/K7DUdiCX57

— :) (@iCbass7) December 18, 2016

The cause of the tree’s collapse is yet to be confirmed. The park has been closed for investigation.

* Feature image via Brian Day ( @sgvcrime) on Twitter.