Shape of (101955) Bennu indicative of a rubble pile with internal stiffness by Barnouin, OS, Daly, MG, Palmer, EE, Gaskell, RW, Weirich, JR, Johnson, CL, Al Asad, MM, Roberts, JH, Perry, ME, Susorney, HCM, Daly, RT, Bierhaus, EB, Seabrook, JA, Espiritu, RC, Nair, AH, Nguyen, L, Neumann, GA, Ernst, CM, Boynton, WV, Nolan, MC, Adam, CD, Moreau, MC, Risk, B, Drouet D'Aubigny, C, Jawin, ER, Walsh, KJ, Michel, P, Schwartz, SR, Ballouz, R-L, Mazarico, EM, Scheeres, DJ, McMahon, J, Bottke, W, Sugita, S, Hirata, N, Hirata, N, Watanabe, S, Burke, KN, DellaGuistina, DN, Bennett, CA, Lauretta, DS, OSIRIS-REx Team