Checkout these plugins:
http://wordpress.org/extend/plugins/scissors/screenshots/
http://wordpress.org/extend/plugins/easy-image-crop/
http://wordpress.org/extend/plugins/nextgen-image-cropper/
Checkout these plugins:
http://wordpress.org/extend/plugins/scissors/screenshots/
http://wordpress.org/extend/plugins/easy-image-crop/
http://wordpress.org/extend/plugins/nextgen-image-cropper/