Italy for treatment of an eye ailment. December 8. 1985. Bonner joins her daughter and soninlaw in Newton. MA. January 13. 1986. Bonner undergoes heart bypass surgery. February 18. 1986. Bonners VISA is extended for 3 months until. June 2. 1986. to allow her to convalesce here. March 26. 1986. KGB produces another secret surveillance video tape. showing Sakharov pushing a car in the snow and doing other routine things. ABC shows the tape to Bonner. who breaks her commitment to the KGB not to speak to the press while she is in the West. She says the tape "is an indicator that Sakharovs condition is worsening. deteriorating." April 3. 1986.