martha raddatz with late reporting tonight and ian pannell s interview on this emergency effort in kabul. also tonight, major news on the pandemic here in the u.s. both pfizer and johnson & johnson tonight saying they now have evidence vaccine booster shots dramatically increase protection from covid. tonight, the new evidence and what it shows for the johnson & johnson one-shot and the booster. and for pfizer, the level of antibodies after the third shot. this comes with more than 100,000 people in the u.s. now hospitalized with covid. our team tonight inside a hospital at the breaking point in texas. patients now lining the halls. the new images coming in tonight. the raging wildfires in california. the caldor fire burning more than 123,000 acres. seven states now with serious concerns over air quality. from california to colorado. matt gutman standing by on the front lines. the heat wave building across much of the country tonight. heat alerts now in 29 states,