1 The meniscus is a rubbery C-shaped disc that cushions your knee and acts as a shock-absorber. 2  It also helps spread weight evenly so your bones donât rub together. 3  Tears to the meniscus are often caused by sudden twisting or other things you might do while playing sports.
Ayatollah Khomeini died in 1989 just months after firing his heir apparent, leaving no designated replacement. With the help of Rafsanjani, Khamenei emerged as the default choice to become the new supreme leader.
Iranian media confirmed last year that Khamenei was hospitalized due to complications with his cancer. Since 1989, Khamenei has ruled over the ancient Persian country with an iron fist, succeeding his predecessor, the late Ayatollah Ruhollah Khomeini, in instituting Islamic law over Iran.