Norris, who was ill in the hospital, was visited by his sister during his last days. Norris was very fond of his sister and wrote a check to her that she deposited in her bank account. Before the check cleared, Norris died. Could the sister collect on the check even though the bank knew of the depositor’s death? Explain. [In re Estate of Norris, 532 P2d 981 (Colo)]