  Three different methods, using $B_d\to J/\psi K_S$, $J/\psi K_S \pi^0$,
$B_d\to K^-\pi^+, \pi^+\pi^-$ and $B_u\to K^- \pi^0, \bar K^0 \pi^-,
\pi^-\pi^0$, to extract hadronic model independent information about new
physics are discussed in this talk.
