ree former white house chiefs of staff and a card for george bush 43, jack watson for president carter and john podesta for president clinton they join author the author of the gate keepers how the white house chiefs of staff define every presidency. >> first is the care and feeding of the president and that's a logistical challenge, it is also paying attention to the state of mind of the president and the emotional roller coaster that the president might be on. and that is a very large -- that often people don't pay attention to but it is all consume fog are achieve of staff and then you have the policy debate, the chief of staff manages the poicy debate, not necessarily the policy, but the process so that there are fewer unintended consequences to the policy. which means you have to have lots of views and people speak truth to power. >> rose: we conclude with leah dickerman, she the a curator of the new exhibit at the museum of modern art. robert rauschenberg among friends. >> we wanted to suggest that through rauschenberg's career that you could celebrate creativity and conversation

jack watson served from june, 1980 until january 1981 as president carter's last chief of staff.n podesta was resident clinton's chief of staff until 2001. and andy carter was chief of staff from -- for george w. bush until april of 2006. joining me is chris whipple, and author of a new history of the white house chiefs of staff --"the gatekeepers: how the white house chiefs of staff define every presidency." i am pleased to have all of them at this table. is it the toughest job, second to the presidency, in washington? it is the toughest job because you are helping the president do the real toughest job. which means you have to have discipline, and bring order to chaos. you also have to pay attention to what is happening outside the white house, as well as inside the white house. you have to make sure the president is served with the challenge in time to meet the challenge. so when a decision is made, it is relevant and not irrelevant. >> it is also tough because one of the chief roles of the chief of staff is to make sure the president is hearing all the voices he needs to hear

ree former white house chiefs of staff and a card for george bush 43, jack watson for president carter

jack. stanford wins it 5-1. will force a game on sunday. >>> jason did you hawith a five nine under tied with bubba watson. 6 under on the back nine to finish his birdie on 18. he's four back of the leader danielda daniel who also fired 13 under, he's three shots ahead of matt kutcher heading into sunday's final round. >>> another successful >>> tonight on abc 7 news at 9:00 on coffee tv 20 and abc 7 news at 11:00 following the terror attack on london bridge authorities will keep eye and urge everybody to stay vigilant. >>> space x became the first private company to launch the same cargo capsule into orbit more than once. inside was a science experiment to help measure how heat and humit behave in outer space and nasa will transmit the data back to earth. some smart kids there. >> pretty cool knowing your experiment is going up in that capsule. >> that's it for abc 7 news at 6:00 see you again at 9:00 and 11:00. have a good evening everybody. yoyou can see that the sperm has penetrated the ovum. - well, he had his marching orders. - we did it, jeff. we made a zygote. - i create life. like a god. - it was a team effort. - you're right. good

jack. stanford wins it 5-1. will force a game on sunday. >>> jason did you hawith a five nine under tied with bubba watson. 6 under on the back nine to finish his birdie on 18. he's four back of the leader danielda daniel who also fired 13 under, he's three shots ahead of matt kutcher heading into sunday's final round. >>> another successful ♪ the sun'll come out for people with heart failure, tomorrow is not a given. but entresto is a medicine that helps make more tomorrows possible. ♪ tomorrow, tomorrow... ♪ i love ya, tomorrow in the largest heart failure study ever, entresto helped more people stay alive and out of the hospital than a leading heart failure medicine. women who are pregnant must not take entresto. it can cause harm or death to an unborn baby. don't take entresto with an ace inhibitor or aliskiren. if you've had angioedema while taking an ace or arb medicine, don't take entresto. the most serious side effects are angioedema, low blood pressure... ...kidney problems, or high potassium in your blood. ♪ tomorrow, tomorrow i love ya, tomorrow ♪ ask your heart doctor about entresto. and help make tomorrow possible. ♪ you're onl