According to the Times:
Her lower limbs supported earlier findings that afarensis walked upright,
like modern humans. But gorillalike arms and shoulders suggested that
she possibly retained an ancestral ability to climb and swing through the trees.
The lead scientist, Zeresenay Alemsweged reports his findings in the September 21, 2006 volume of Nature. In addition, Nature has an entire section on its website devoted to this find and to the field of paleoanthropology more generally.
Many of the articles are free.