New Zealand captain Daniel Vettori revealed doubts around the make-up of his side and felt another batsman might be needed. Keeper Brendon McCullum is under an injury cloud but says that the lack of depth means that the Black Caps are always re-building when injury hits the team. They are likely to choose a four-pronged seam attack for the first Test , due to the bouncy nature of the Gabba wicket affected by rain. 1st Test, Gabba, Nov 2008